Home / 17,685.41-24,406.26-9,728.04

Finding the Fourth Proportional to 17,685.41, 24,406.26 and 9,728.04

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Solution

The fourth proportional to 17,685.41, 24,406.26 and 9,728.04 is: 13,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.41 : 24,406.26 = 9,728.04 : x
  2. Step 2: Convert to fraction form
    17,685.41/24,406.26 = 9,728.04/x
  3. Step 3: Cross multiply
    17,685.41x = 24,406.26 × 9,728.04
  4. Step 4: Simplify right side
    17,685.41x = 237,425,073.53
  5. Step 5: Solve for x
    x = 237,425,073.53/17,685.41
  6. Step 6: Final answer
    x = 13,424.91

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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.