Home / 15,108.60-22,653.90-9,269.40

Finding the Fourth Proportional to 15,108.60, 22,653.90 and 9,269.40

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Solution

The fourth proportional to 15,108.60, 22,653.90 and 9,269.40 is: 13,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.60 : 22,653.90 = 9,269.40 : x
  2. Step 2: Convert to fraction form
    15,108.60/22,653.90 = 9,269.40/x
  3. Step 3: Cross multiply
    15,108.60x = 22,653.90 × 9,269.40
  4. Step 4: Simplify right side
    15,108.60x = 209,988,060.66
  5. Step 5: Solve for x
    x = 209,988,060.66/15,108.60
  6. Step 6: Final answer
    x = 13,898.58

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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.