Home / 10,036.87-15,052.11-9,381.68

Finding the Fourth Proportional to 10,036.87, 15,052.11 and 9,381.68

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Solution

The fourth proportional to 10,036.87, 15,052.11 and 9,381.68 is: 14,069.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036.87 : 15,052.11 = 9,381.68 : x
  2. Step 2: Convert to fraction form
    10,036.87/15,052.11 = 9,381.68/x
  3. Step 3: Cross multiply
    10,036.87x = 15,052.11 × 9,381.68
  4. Step 4: Simplify right side
    10,036.87x = 141,214,079.34
  5. Step 5: Solve for x
    x = 141,214,079.34/10,036.87
  6. Step 6: Final answer
    x = 14,069.53

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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.