Home / 24,679.81-34,047.70-15,123.43

Finding the Fourth Proportional to 24,679.81, 34,047.70 and 15,123.43

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Solution

The fourth proportional to 24,679.81, 34,047.70 and 15,123.43 is: 20,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,679.81 : 34,047.70 = 15,123.43 : x
  2. Step 2: Convert to fraction form
    24,679.81/34,047.70 = 15,123.43/x
  3. Step 3: Cross multiply
    24,679.81x = 34,047.70 × 15,123.43
  4. Step 4: Simplify right side
    24,679.81x = 514,918,007.61
  5. Step 5: Solve for x
    x = 514,918,007.61/24,679.81
  6. Step 6: Final answer
    x = 20,863.94

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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.