Home / 10,459.39-15,596.82-9,007.87

Finding the Fourth Proportional to 10,459.39, 15,596.82 and 9,007.87

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Solution

The fourth proportional to 10,459.39, 15,596.82 and 9,007.87 is: 13,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.39 : 15,596.82 = 9,007.87 : x
  2. Step 2: Convert to fraction form
    10,459.39/15,596.82 = 9,007.87/x
  3. Step 3: Cross multiply
    10,459.39x = 15,596.82 × 9,007.87
  4. Step 4: Simplify right side
    10,459.39x = 140,494,126.97
  5. Step 5: Solve for x
    x = 140,494,126.97/10,459.39
  6. Step 6: Final answer
    x = 13,432.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.