Home / 48,829.72-67,385.33-28,423.93

Finding the Fourth Proportional to 48,829.72, 67,385.33 and 28,423.93

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Solution

The fourth proportional to 48,829.72, 67,385.33 and 28,423.93 is: 39,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,829.72 : 67,385.33 = 28,423.93 : x
  2. Step 2: Convert to fraction form
    48,829.72/67,385.33 = 28,423.93/x
  3. Step 3: Cross multiply
    48,829.72x = 67,385.33 × 28,423.93
  4. Step 4: Simplify right side
    48,829.72x = 1,915,355,805.54
  5. Step 5: Solve for x
    x = 1,915,355,805.54/48,829.72
  6. Step 6: Final answer
    x = 39,225.21

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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.