Home / 48,966.26-67,548.56-31,980.45

Finding the Fourth Proportional to 48,966.26, 67,548.56 and 31,980.45

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Solution

The fourth proportional to 48,966.26, 67,548.56 and 31,980.45 is: 44,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,966.26 : 67,548.56 = 31,980.45 : x
  2. Step 2: Convert to fraction form
    48,966.26/67,548.56 = 31,980.45/x
  3. Step 3: Cross multiply
    48,966.26x = 67,548.56 × 31,980.45
  4. Step 4: Simplify right side
    48,966.26x = 2,160,233,007.91
  5. Step 5: Solve for x
    x = 2,160,233,007.91/48,966.26
  6. Step 6: Final answer
    x = 44,116.77

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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.