Home / 17,088.30-25,639.65-9,302.70

Finding the Fourth Proportional to 17,088.30, 25,639.65 and 9,302.70

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Solution

The fourth proportional to 17,088.30, 25,639.65 and 9,302.70 is: 13,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.30 : 25,639.65 = 9,302.70 : x
  2. Step 2: Convert to fraction form
    17,088.30/25,639.65 = 9,302.70/x
  3. Step 3: Cross multiply
    17,088.30x = 25,639.65 × 9,302.70
  4. Step 4: Simplify right side
    17,088.30x = 238,517,972.06
  5. Step 5: Solve for x
    x = 238,517,972.06/17,088.30
  6. Step 6: Final answer
    x = 13,957.97

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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.