Home / 14,010.77-19,334.74-7,637.37

Finding the Fourth Proportional to 14,010.77, 19,334.74 and 7,637.37

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Solution

The fourth proportional to 14,010.77, 19,334.74 and 7,637.37 is: 10,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.77 : 19,334.74 = 7,637.37 : x
  2. Step 2: Convert to fraction form
    14,010.77/19,334.74 = 7,637.37/x
  3. Step 3: Cross multiply
    14,010.77x = 19,334.74 × 7,637.37
  4. Step 4: Simplify right side
    14,010.77x = 147,666,563.23
  5. Step 5: Solve for x
    x = 147,666,563.23/14,010.77
  6. Step 6: Final answer
    x = 10,539.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.