Home / 52,618.01-72,589.72-31,384.97

Finding the Fourth Proportional to 52,618.01, 72,589.72 and 31,384.97

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Solution

The fourth proportional to 52,618.01, 72,589.72 and 31,384.97 is: 43,297.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,618.01 : 72,589.72 = 31,384.97 : x
  2. Step 2: Convert to fraction form
    52,618.01/72,589.72 = 31,384.97/x
  3. Step 3: Cross multiply
    52,618.01x = 72,589.72 × 31,384.97
  4. Step 4: Simplify right side
    52,618.01x = 2,278,226,074.16
  5. Step 5: Solve for x
    x = 2,278,226,074.16/52,618.01
  6. Step 6: Final answer
    x = 43,297.46

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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.