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Finding the Fourth Proportional to 48,552.80, 72,829.20 and 26,434.40

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Solution

The fourth proportional to 48,552.80, 72,829.20 and 26,434.40 is: 39,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,552.80 : 72,829.20 = 26,434.40 : x
  2. Step 2: Convert to fraction form
    48,552.80/72,829.20 = 26,434.40/x
  3. Step 3: Cross multiply
    48,552.80x = 72,829.20 × 26,434.40
  4. Step 4: Simplify right side
    48,552.80x = 1,925,196,204.48
  5. Step 5: Solve for x
    x = 1,925,196,204.48/48,552.80
  6. Step 6: Final answer
    x = 39,651.60

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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.