Home / 52,718.32-72,750.08-28,844.72

Finding the Fourth Proportional to 52,718.32, 72,750.08 and 28,844.72

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Solution

The fourth proportional to 52,718.32, 72,750.08 and 28,844.72 is: 39,805.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,718.32 : 72,750.08 = 28,844.72 : x
  2. Step 2: Convert to fraction form
    52,718.32/72,750.08 = 28,844.72/x
  3. Step 3: Cross multiply
    52,718.32x = 72,750.08 × 28,844.72
  4. Step 4: Simplify right side
    52,718.32x = 2,098,455,687.58
  5. Step 5: Solve for x
    x = 2,098,455,687.58/52,718.32
  6. Step 6: Final answer
    x = 39,805.06

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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.