Home / 52,316.80-72,197.04-28,443.32

Finding the Fourth Proportional to 52,316.80, 72,197.04 and 28,443.32

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Solution

The fourth proportional to 52,316.80, 72,197.04 and 28,443.32 is: 39,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,316.80 : 72,197.04 = 28,443.32 : x
  2. Step 2: Convert to fraction form
    52,316.80/72,197.04 = 28,443.32/x
  3. Step 3: Cross multiply
    52,316.80x = 72,197.04 × 28,443.32
  4. Step 4: Simplify right side
    52,316.80x = 2,053,523,511.77
  5. Step 5: Solve for x
    x = 2,053,523,511.77/52,316.80
  6. Step 6: Final answer
    x = 39,251.70

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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.