Home / 28,709.04-39,617.92-17,531.04

Finding the Fourth Proportional to 28,709.04, 39,617.92 and 17,531.04

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Solution

The fourth proportional to 28,709.04, 39,617.92 and 17,531.04 is: 24,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,709.04 : 39,617.92 = 17,531.04 : x
  2. Step 2: Convert to fraction form
    28,709.04/39,617.92 = 17,531.04/x
  3. Step 3: Cross multiply
    28,709.04x = 39,617.92 × 17,531.04
  4. Step 4: Simplify right side
    28,709.04x = 694,543,340.24
  5. Step 5: Solve for x
    x = 694,543,340.24/28,709.04
  6. Step 6: Final answer
    x = 24,192.50

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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.