Home / 17,787.40-24,548.08-9,830.76

Finding the Fourth Proportional to 17,787.40, 24,548.08 and 9,830.76

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Solution

The fourth proportional to 17,787.40, 24,548.08 and 9,830.76 is: 13,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.40 : 24,548.08 = 9,830.76 : x
  2. Step 2: Convert to fraction form
    17,787.40/24,548.08 = 9,830.76/x
  3. Step 3: Cross multiply
    17,787.40x = 24,548.08 × 9,830.76
  4. Step 4: Simplify right side
    17,787.40x = 241,326,282.94
  5. Step 5: Solve for x
    x = 241,326,282.94/17,787.40
  6. Step 6: Final answer
    x = 13,567.26

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Similar ratio
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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.