Home / 14,010.32-19,334.16-7,637.30

Finding the Fourth Proportional to 14,010.32, 19,334.16 and 7,637.30

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Solution

The fourth proportional to 14,010.32, 19,334.16 and 7,637.30 is: 10,539.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.32 : 19,334.16 = 7,637.30 : x
  2. Step 2: Convert to fraction form
    14,010.32/19,334.16 = 7,637.30/x
  3. Step 3: Cross multiply
    14,010.32x = 19,334.16 × 7,637.30
  4. Step 4: Simplify right side
    14,010.32x = 147,660,780.17
  5. Step 5: Solve for x
    x = 147,660,780.17/14,010.32
  6. Step 6: Final answer
    x = 10,539.43

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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.