Home / 15,114.38-22,671.70-5,754.48

Finding the Fourth Proportional to 15,114.38, 22,671.70 and 5,754.48

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Solution

The fourth proportional to 15,114.38, 22,671.70 and 5,754.48 is: 8,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,114.38 : 22,671.70 = 5,754.48 : x
  2. Step 2: Convert to fraction form
    15,114.38/22,671.70 = 5,754.48/x
  3. Step 3: Cross multiply
    15,114.38x = 22,671.70 × 5,754.48
  4. Step 4: Simplify right side
    15,114.38x = 130,463,744.81
  5. Step 5: Solve for x
    x = 130,463,744.81/15,114.38
  6. Step 6: Final answer
    x = 8,631.76

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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.