Home / 31,534.30-47,260.59-12,792.52

Finding the Fourth Proportional to 31,534.30, 47,260.59 and 12,792.52

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Solution

The fourth proportional to 31,534.30, 47,260.59 and 12,792.52 is: 19,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,534.30 : 47,260.59 = 12,792.52 : x
  2. Step 2: Convert to fraction form
    31,534.30/47,260.59 = 12,792.52/x
  3. Step 3: Cross multiply
    31,534.30x = 47,260.59 × 12,792.52
  4. Step 4: Simplify right side
    31,534.30x = 604,582,042.79
  5. Step 5: Solve for x
    x = 604,582,042.79/31,534.30
  6. Step 6: Final answer
    x = 19,172.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.