Home / 17,737.30-24,477.60-9,780.40

Finding the Fourth Proportional to 17,737.30, 24,477.60 and 9,780.40

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Solution

The fourth proportional to 17,737.30, 24,477.60 and 9,780.40 is: 13,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,737.30 : 24,477.60 = 9,780.40 : x
  2. Step 2: Convert to fraction form
    17,737.30/24,477.60 = 9,780.40/x
  3. Step 3: Cross multiply
    17,737.30x = 24,477.60 × 9,780.40
  4. Step 4: Simplify right side
    17,737.30x = 239,400,719.04
  5. Step 5: Solve for x
    x = 239,400,719.04/17,737.30
  6. Step 6: Final answer
    x = 13,497.02

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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.