Home / 38,651.52-53,319.60-22,725.84

Finding the Fourth Proportional to 38,651.52, 53,319.60 and 22,725.84

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Solution

The fourth proportional to 38,651.52, 53,319.60 and 22,725.84 is: 31,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.52 : 53,319.60 = 22,725.84 : x
  2. Step 2: Convert to fraction form
    38,651.52/53,319.60 = 22,725.84/x
  3. Step 3: Cross multiply
    38,651.52x = 53,319.60 × 22,725.84
  4. Step 4: Simplify right side
    38,651.52x = 1,211,732,698.46
  5. Step 5: Solve for x
    x = 1,211,732,698.46/38,651.52
  6. Step 6: Final answer
    x = 31,350.20

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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.