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Finding the Fourth Proportional to 52,355.85, 72,250.68 and 28,482.48

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Solution

The fourth proportional to 52,355.85, 72,250.68 and 28,482.48 is: 39,305.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,355.85 : 72,250.68 = 28,482.48 : x
  2. Step 2: Convert to fraction form
    52,355.85/72,250.68 = 28,482.48/x
  3. Step 3: Cross multiply
    52,355.85x = 72,250.68 × 28,482.48
  4. Step 4: Simplify right side
    52,355.85x = 2,057,878,548.09
  5. Step 5: Solve for x
    x = 2,057,878,548.09/52,355.85
  6. Step 6: Final answer
    x = 39,305.61

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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.