Home / 39,570.77-59,361.99-11,487.18

Finding the Fourth Proportional to 39,570.77, 59,361.99 and 11,487.18

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Solution

The fourth proportional to 39,570.77, 59,361.99 and 11,487.18 is: 17,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570.77 : 59,361.99 = 11,487.18 : x
  2. Step 2: Convert to fraction form
    39,570.77/59,361.99 = 11,487.18/x
  3. Step 3: Cross multiply
    39,570.77x = 59,361.99 × 11,487.18
  4. Step 4: Simplify right side
    39,570.77x = 681,901,864.29
  5. Step 5: Solve for x
    x = 681,901,864.29/39,570.77
  6. Step 6: Final answer
    x = 17,232.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.