Home / 52,639.68-78,959.52-26,317.92

Finding the Fourth Proportional to 52,639.68, 78,959.52 and 26,317.92

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Solution

The fourth proportional to 52,639.68, 78,959.52 and 26,317.92 is: 39,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,639.68 : 78,959.52 = 26,317.92 : x
  2. Step 2: Convert to fraction form
    52,639.68/78,959.52 = 26,317.92/x
  3. Step 3: Cross multiply
    52,639.68x = 78,959.52 × 26,317.92
  4. Step 4: Simplify right side
    52,639.68x = 2,078,050,330.60
  5. Step 5: Solve for x
    x = 2,078,050,330.60/52,639.68
  6. Step 6: Final answer
    x = 39,476.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.