Home / 14,823.89-20,462.17-9,162.98

Finding the Fourth Proportional to 14,823.89, 20,462.17 and 9,162.98

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Solution

The fourth proportional to 14,823.89, 20,462.17 and 9,162.98 is: 12,648.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,823.89 : 20,462.17 = 9,162.98 : x
  2. Step 2: Convert to fraction form
    14,823.89/20,462.17 = 9,162.98/x
  3. Step 3: Cross multiply
    14,823.89x = 20,462.17 × 9,162.98
  4. Step 4: Simplify right side
    14,823.89x = 187,494,454.47
  5. Step 5: Solve for x
    x = 187,494,454.47/14,823.89
  6. Step 6: Final answer
    x = 12,648.13

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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.