Home / 17,787.66-24,545.75-9,830.18

Finding the Fourth Proportional to 17,787.66, 24,545.75 and 9,830.18

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Solution

The fourth proportional to 17,787.66, 24,545.75 and 9,830.18 is: 13,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.66 : 24,545.75 = 9,830.18 : x
  2. Step 2: Convert to fraction form
    17,787.66/24,545.75 = 9,830.18/x
  3. Step 3: Cross multiply
    17,787.66x = 24,545.75 × 9,830.18
  4. Step 4: Simplify right side
    17,787.66x = 241,288,968.86
  5. Step 5: Solve for x
    x = 241,288,968.86/17,787.66
  6. Step 6: Final answer
    x = 13,564.96

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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.