Home / 25,333.60-34,937.66-21,098.72

Finding the Fourth Proportional to 25,333.60, 34,937.66 and 21,098.72

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Solution

The fourth proportional to 25,333.60, 34,937.66 and 21,098.72 is: 29,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,333.60 : 34,937.66 = 21,098.72 : x
  2. Step 2: Convert to fraction form
    25,333.60/34,937.66 = 21,098.72/x
  3. Step 3: Cross multiply
    25,333.60x = 34,937.66 × 21,098.72
  4. Step 4: Simplify right side
    25,333.60x = 737,139,905.80
  5. Step 5: Solve for x
    x = 737,139,905.80/25,333.60
  6. Step 6: Final answer
    x = 29,097.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.