Home / 45,503.60-62,833.76-28,536.40

Finding the Fourth Proportional to 45,503.60, 62,833.76 and 28,536.40

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Solution

The fourth proportional to 45,503.60, 62,833.76 and 28,536.40 is: 39,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,503.60 : 62,833.76 = 28,536.40 : x
  2. Step 2: Convert to fraction form
    45,503.60/62,833.76 = 28,536.40/x
  3. Step 3: Cross multiply
    45,503.60x = 62,833.76 × 28,536.40
  4. Step 4: Simplify right side
    45,503.60x = 1,793,049,308.86
  5. Step 5: Solve for x
    x = 1,793,049,308.86/45,503.60
  6. Step 6: Final answer
    x = 39,404.56

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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.