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Finding the Fourth Proportional to 36,368.40, 54,552.60 and 29,807.40

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Solution

The fourth proportional to 36,368.40, 54,552.60 and 29,807.40 is: 44,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,368.40 : 54,552.60 = 29,807.40 : x
  2. Step 2: Convert to fraction form
    36,368.40/54,552.60 = 29,807.40/x
  3. Step 3: Cross multiply
    36,368.40x = 54,552.60 × 29,807.40
  4. Step 4: Simplify right side
    36,368.40x = 1,626,071,169.24
  5. Step 5: Solve for x
    x = 1,626,071,169.24/36,368.40
  6. Step 6: Final answer
    x = 44,711.10

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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.