Home / 22,877.12-31,559.20-14,374.56

Finding the Fourth Proportional to 22,877.12, 31,559.20 and 14,374.56

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Solution

The fourth proportional to 22,877.12, 31,559.20 and 14,374.56 is: 19,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,877.12 : 31,559.20 = 14,374.56 : x
  2. Step 2: Convert to fraction form
    22,877.12/31,559.20 = 14,374.56/x
  3. Step 3: Cross multiply
    22,877.12x = 31,559.20 × 14,374.56
  4. Step 4: Simplify right side
    22,877.12x = 453,649,613.95
  5. Step 5: Solve for x
    x = 453,649,613.95/22,877.12
  6. Step 6: Final answer
    x = 19,829.84

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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.