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Finding the Fourth Proportional to 15,935.47, 23,903.18 and 7,590.18

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Solution

The fourth proportional to 15,935.47, 23,903.18 and 7,590.18 is: 11,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.47 : 23,903.18 = 7,590.18 : x
  2. Step 2: Convert to fraction form
    15,935.47/23,903.18 = 7,590.18/x
  3. Step 3: Cross multiply
    15,935.47x = 23,903.18 × 7,590.18
  4. Step 4: Simplify right side
    15,935.47x = 181,429,438.77
  5. Step 5: Solve for x
    x = 181,429,438.77/15,935.47
  6. Step 6: Final answer
    x = 11,385.26

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.