Home / 29,380.23-40,543.56-15,951.18

Finding the Fourth Proportional to 29,380.23, 40,543.56 and 15,951.18

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Solution

The fourth proportional to 29,380.23, 40,543.56 and 15,951.18 is: 22,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.23 : 40,543.56 = 15,951.18 : x
  2. Step 2: Convert to fraction form
    29,380.23/40,543.56 = 15,951.18/x
  3. Step 3: Cross multiply
    29,380.23x = 40,543.56 × 15,951.18
  4. Step 4: Simplify right side
    29,380.23x = 646,717,623.40
  5. Step 5: Solve for x
    x = 646,717,623.40/29,380.23
  6. Step 6: Final answer
    x = 22,012.00

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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.