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Finding the Fourth Proportional to 10,596.42, 15,897.26 and 7,482.52

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Solution

The fourth proportional to 10,596.42, 15,897.26 and 7,482.52 is: 11,225.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,596.42 : 15,897.26 = 7,482.52 : x
  2. Step 2: Convert to fraction form
    10,596.42/15,897.26 = 7,482.52/x
  3. Step 3: Cross multiply
    10,596.42x = 15,897.26 × 7,482.52
  4. Step 4: Simplify right side
    10,596.42x = 118,951,565.90
  5. Step 5: Solve for x
    x = 118,951,565.90/10,596.42
  6. Step 6: Final answer
    x = 11,225.64

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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.