Home / 16,235.18-22,419.71-11,948.66

Finding the Fourth Proportional to 16,235.18, 22,419.71 and 11,948.66

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Solution

The fourth proportional to 16,235.18, 22,419.71 and 11,948.66 is: 16,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,235.18 : 22,419.71 = 11,948.66 : x
  2. Step 2: Convert to fraction form
    16,235.18/22,419.71 = 11,948.66/x
  3. Step 3: Cross multiply
    16,235.18x = 22,419.71 × 11,948.66
  4. Step 4: Simplify right side
    16,235.18x = 267,885,492.09
  5. Step 5: Solve for x
    x = 267,885,492.09/16,235.18
  6. Step 6: Final answer
    x = 16,500.31

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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.