Home / 29,081.79-40,133.23-17,144.41

Finding the Fourth Proportional to 29,081.79, 40,133.23 and 17,144.41

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Solution

The fourth proportional to 29,081.79, 40,133.23 and 17,144.41 is: 23,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,081.79 : 40,133.23 = 17,144.41 : x
  2. Step 2: Convert to fraction form
    29,081.79/40,133.23 = 17,144.41/x
  3. Step 3: Cross multiply
    29,081.79x = 40,133.23 × 17,144.41
  4. Step 4: Simplify right side
    29,081.79x = 688,060,549.74
  5. Step 5: Solve for x
    x = 688,060,549.74/29,081.79
  6. Step 6: Final answer
    x = 23,659.50

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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.