Home / 52,963.42-79,445.10-13,520.52

Finding the Fourth Proportional to 52,963.42, 79,445.10 and 13,520.52

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Solution

The fourth proportional to 52,963.42, 79,445.10 and 13,520.52 is: 20,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,963.42 : 79,445.10 = 13,520.52 : x
  2. Step 2: Convert to fraction form
    52,963.42/79,445.10 = 13,520.52/x
  3. Step 3: Cross multiply
    52,963.42x = 79,445.10 × 13,520.52
  4. Step 4: Simplify right side
    52,963.42x = 1,074,139,063.45
  5. Step 5: Solve for x
    x = 1,074,139,063.45/52,963.42
  6. Step 6: Final answer
    x = 20,280.77

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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.