Home / 52,330.96-72,140.52-39,733.84

Finding the Fourth Proportional to 52,330.96, 72,140.52 and 39,733.84

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Solution

The fourth proportional to 52,330.96, 72,140.52 and 39,733.84 is: 54,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,330.96 : 72,140.52 = 39,733.84 : x
  2. Step 2: Convert to fraction form
    52,330.96/72,140.52 = 39,733.84/x
  3. Step 3: Cross multiply
    52,330.96x = 72,140.52 × 39,733.84
  4. Step 4: Simplify right side
    52,330.96x = 2,866,419,879.20
  5. Step 5: Solve for x
    x = 2,866,419,879.20/52,330.96
  6. Step 6: Final answer
    x = 54,774.84

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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.