Home / 48,007.52-66,231.90-30,071.30

Finding the Fourth Proportional to 48,007.52, 66,231.90 and 30,071.30

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Solution

The fourth proportional to 48,007.52, 66,231.90 and 30,071.30 is: 41,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.52 : 66,231.90 = 30,071.30 : x
  2. Step 2: Convert to fraction form
    48,007.52/66,231.90 = 30,071.30/x
  3. Step 3: Cross multiply
    48,007.52x = 66,231.90 × 30,071.30
  4. Step 4: Simplify right side
    48,007.52x = 1,991,679,334.47
  5. Step 5: Solve for x
    x = 1,991,679,334.47/48,007.52
  6. Step 6: Final answer
    x = 41,486.82

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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.