Home / 52,348.71-72,242.10-28,475.76

Finding the Fourth Proportional to 52,348.71, 72,242.10 and 28,475.76

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Solution

The fourth proportional to 52,348.71, 72,242.10 and 28,475.76 is: 39,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,348.71 : 72,242.10 = 28,475.76 : x
  2. Step 2: Convert to fraction form
    52,348.71/72,242.10 = 28,475.76/x
  3. Step 3: Cross multiply
    52,348.71x = 72,242.10 × 28,475.76
  4. Step 4: Simplify right side
    52,348.71x = 2,057,148,701.50
  5. Step 5: Solve for x
    x = 2,057,148,701.50/52,348.71
  6. Step 6: Final answer
    x = 39,297.03

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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.