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Finding the Fourth Proportional to 52,959.60, 79,309.80 and 25,225.20

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Solution

The fourth proportional to 52,959.60, 79,309.80 and 25,225.20 is: 37,776.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,959.60 : 79,309.80 = 25,225.20 : x
  2. Step 2: Convert to fraction form
    52,959.60/79,309.80 = 25,225.20/x
  3. Step 3: Cross multiply
    52,959.60x = 79,309.80 × 25,225.20
  4. Step 4: Simplify right side
    52,959.60x = 2,000,605,566.96
  5. Step 5: Solve for x
    x = 2,000,605,566.96/52,959.60
  6. Step 6: Final answer
    x = 37,776.07

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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.