Home / 58,680.78-80,979.48-31,823.17

Finding the Fourth Proportional to 58,680.78, 80,979.48 and 31,823.17

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Solution

The fourth proportional to 58,680.78, 80,979.48 and 31,823.17 is: 43,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,680.78 : 80,979.48 = 31,823.17 : x
  2. Step 2: Convert to fraction form
    58,680.78/80,979.48 = 31,823.17/x
  3. Step 3: Cross multiply
    58,680.78x = 80,979.48 × 31,823.17
  4. Step 4: Simplify right side
    58,680.78x = 2,577,023,576.48
  5. Step 5: Solve for x
    x = 2,577,023,576.48/58,680.78
  6. Step 6: Final answer
    x = 43,915.97

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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.