Home / 48,053.10-66,308.86-31,057.86

Finding the Fourth Proportional to 48,053.10, 66,308.86 and 31,057.86

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Solution

The fourth proportional to 48,053.10, 66,308.86 and 31,057.86 is: 42,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,053.10 : 66,308.86 = 31,057.86 : x
  2. Step 2: Convert to fraction form
    48,053.10/66,308.86 = 31,057.86/x
  3. Step 3: Cross multiply
    48,053.10x = 66,308.86 × 31,057.86
  4. Step 4: Simplify right side
    48,053.10x = 2,059,411,290.64
  5. Step 5: Solve for x
    x = 2,059,411,290.64/48,053.10
  6. Step 6: Final answer
    x = 42,856.99

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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.