Home / 24,709.46-34,113.76-15,290.78

Finding the Fourth Proportional to 24,709.46, 34,113.76 and 15,290.78

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Solution

The fourth proportional to 24,709.46, 34,113.76 and 15,290.78 is: 21,110.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,709.46 : 34,113.76 = 15,290.78 : x
  2. Step 2: Convert to fraction form
    24,709.46/34,113.76 = 15,290.78/x
  3. Step 3: Cross multiply
    24,709.46x = 34,113.76 × 15,290.78
  4. Step 4: Simplify right side
    24,709.46x = 521,625,790.34
  5. Step 5: Solve for x
    x = 521,625,790.34/24,709.46
  6. Step 6: Final answer
    x = 21,110.37

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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.