Home / 14,779.80-22,169.70-14,561.10

Finding the Fourth Proportional to 14,779.80, 22,169.70 and 14,561.10

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Solution

The fourth proportional to 14,779.80, 22,169.70 and 14,561.10 is: 21,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779.80 : 22,169.70 = 14,561.10 : x
  2. Step 2: Convert to fraction form
    14,779.80/22,169.70 = 14,561.10/x
  3. Step 3: Cross multiply
    14,779.80x = 22,169.70 × 14,561.10
  4. Step 4: Simplify right side
    14,779.80x = 322,815,218.67
  5. Step 5: Solve for x
    x = 322,815,218.67/14,779.80
  6. Step 6: Final answer
    x = 21,841.65

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Similar ratio
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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.