Home / 52,157.46-71,976.90-28,284.18

Finding the Fourth Proportional to 52,157.46, 71,976.90 and 28,284.18

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Solution

The fourth proportional to 52,157.46, 71,976.90 and 28,284.18 is: 39,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.46 : 71,976.90 = 28,284.18 : x
  2. Step 2: Convert to fraction form
    52,157.46/71,976.90 = 28,284.18/x
  3. Step 3: Cross multiply
    52,157.46x = 71,976.90 × 28,284.18
  4. Step 4: Simplify right side
    52,157.46x = 2,035,807,595.44
  5. Step 5: Solve for x
    x = 2,035,807,595.44/52,157.46
  6. Step 6: Final answer
    x = 39,031.95

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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.