Home / 26,422.95-36,462.54-15,818.43

Finding the Fourth Proportional to 26,422.95, 36,462.54 and 15,818.43

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Solution

The fourth proportional to 26,422.95, 36,462.54 and 15,818.43 is: 21,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.95 : 36,462.54 = 15,818.43 : x
  2. Step 2: Convert to fraction form
    26,422.95/36,462.54 = 15,818.43/x
  3. Step 3: Cross multiply
    26,422.95x = 36,462.54 × 15,818.43
  4. Step 4: Simplify right side
    26,422.95x = 576,780,136.61
  5. Step 5: Solve for x
    x = 576,780,136.61/26,422.95
  6. Step 6: Final answer
    x = 21,828.76

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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.