Home / 25,357.24-38,036.10-9,772.60

Finding the Fourth Proportional to 25,357.24, 38,036.10 and 9,772.60

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Solution

The fourth proportional to 25,357.24, 38,036.10 and 9,772.60 is: 14,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.24 : 38,036.10 = 9,772.60 : x
  2. Step 2: Convert to fraction form
    25,357.24/38,036.10 = 9,772.60/x
  3. Step 3: Cross multiply
    25,357.24x = 38,036.10 × 9,772.60
  4. Step 4: Simplify right side
    25,357.24x = 371,711,590.86
  5. Step 5: Solve for x
    x = 371,711,590.86/25,357.24
  6. Step 6: Final answer
    x = 14,658.99

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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.