Home / 48,423.10-66,829.24-28,284.96

Finding the Fourth Proportional to 48,423.10, 66,829.24 and 28,284.96

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Solution

The fourth proportional to 48,423.10, 66,829.24 and 28,284.96 is: 39,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,423.10 : 66,829.24 = 28,284.96 : x
  2. Step 2: Convert to fraction form
    48,423.10/66,829.24 = 28,284.96/x
  3. Step 3: Cross multiply
    48,423.10x = 66,829.24 × 28,284.96
  4. Step 4: Simplify right side
    48,423.10x = 1,890,262,380.23
  5. Step 5: Solve for x
    x = 1,890,262,380.23/48,423.10
  6. Step 6: Final answer
    x = 39,036.38

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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.