Home / 14,948.50-22,379.30-8,689.42

Finding the Fourth Proportional to 14,948.50, 22,379.30 and 8,689.42

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Solution

The fourth proportional to 14,948.50, 22,379.30 and 8,689.42 is: 13,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.50 : 22,379.30 = 8,689.42 : x
  2. Step 2: Convert to fraction form
    14,948.50/22,379.30 = 8,689.42/x
  3. Step 3: Cross multiply
    14,948.50x = 22,379.30 × 8,689.42
  4. Step 4: Simplify right side
    14,948.50x = 194,463,137.01
  5. Step 5: Solve for x
    x = 194,463,137.01/14,948.50
  6. Step 6: Final answer
    x = 13,008.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.