Home / 14,010.51-19,334.66-7,637.25

Finding the Fourth Proportional to 14,010.51, 19,334.66 and 7,637.25

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Solution

The fourth proportional to 14,010.51, 19,334.66 and 7,637.25 is: 10,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.51 : 19,334.66 = 7,637.25 : x
  2. Step 2: Convert to fraction form
    14,010.51/19,334.66 = 7,637.25/x
  3. Step 3: Cross multiply
    14,010.51x = 19,334.66 × 7,637.25
  4. Step 4: Simplify right side
    14,010.51x = 147,663,593.90
  5. Step 5: Solve for x
    x = 147,663,593.90/14,010.51
  6. Step 6: Final answer
    x = 10,539.49

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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.