Home / 54,772.14-82,158.18-13,219.14

Finding the Fourth Proportional to 54,772.14, 82,158.18 and 13,219.14

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Solution

The fourth proportional to 54,772.14, 82,158.18 and 13,219.14 is: 19,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,772.14 : 82,158.18 = 13,219.14 : x
  2. Step 2: Convert to fraction form
    54,772.14/82,158.18 = 13,219.14/x
  3. Step 3: Cross multiply
    54,772.14x = 82,158.18 × 13,219.14
  4. Step 4: Simplify right side
    54,772.14x = 1,086,060,483.57
  5. Step 5: Solve for x
    x = 1,086,060,483.57/54,772.14
  6. Step 6: Final answer
    x = 19,828.70

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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.