Home / 39,810.64-59,736.90-17,639.32

Finding the Fourth Proportional to 39,810.64, 59,736.90 and 17,639.32

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Solution

The fourth proportional to 39,810.64, 59,736.90 and 17,639.32 is: 26,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,810.64 : 59,736.90 = 17,639.32 : x
  2. Step 2: Convert to fraction form
    39,810.64/59,736.90 = 17,639.32/x
  3. Step 3: Cross multiply
    39,810.64x = 59,736.90 × 17,639.32
  4. Step 4: Simplify right side
    39,810.64x = 1,053,718,294.91
  5. Step 5: Solve for x
    x = 1,053,718,294.91/39,810.64
  6. Step 6: Final answer
    x = 26,468.26

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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.