Home / 36,442.40-54,653.04-15,387.13

Finding the Fourth Proportional to 36,442.40, 54,653.04 and 15,387.13

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Solution

The fourth proportional to 36,442.40, 54,653.04 and 15,387.13 is: 23,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,442.40 : 54,653.04 = 15,387.13 : x
  2. Step 2: Convert to fraction form
    36,442.40/54,653.04 = 15,387.13/x
  3. Step 3: Cross multiply
    36,442.40x = 54,653.04 × 15,387.13
  4. Step 4: Simplify right side
    36,442.40x = 840,953,431.38
  5. Step 5: Solve for x
    x = 840,953,431.38/36,442.40
  6. Step 6: Final answer
    x = 23,076.24

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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.