Home / 52,697.28-79,045.92-21,532.50

Finding the Fourth Proportional to 52,697.28, 79,045.92 and 21,532.50

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Solution

The fourth proportional to 52,697.28, 79,045.92 and 21,532.50 is: 32,298.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697.28 : 79,045.92 = 21,532.50 : x
  2. Step 2: Convert to fraction form
    52,697.28/79,045.92 = 21,532.50/x
  3. Step 3: Cross multiply
    52,697.28x = 79,045.92 × 21,532.50
  4. Step 4: Simplify right side
    52,697.28x = 1,702,056,272.40
  5. Step 5: Solve for x
    x = 1,702,056,272.40/52,697.28
  6. Step 6: Final answer
    x = 32,298.75

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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.