Home / 17,779.36-26,672.52-14,877.88

Finding the Fourth Proportional to 17,779.36, 26,672.52 and 14,877.88

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Solution

The fourth proportional to 17,779.36, 26,672.52 and 14,877.88 is: 22,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.36 : 26,672.52 = 14,877.88 : x
  2. Step 2: Convert to fraction form
    17,779.36/26,672.52 = 14,877.88/x
  3. Step 3: Cross multiply
    17,779.36x = 26,672.52 × 14,877.88
  4. Step 4: Simplify right side
    17,779.36x = 396,830,551.86
  5. Step 5: Solve for x
    x = 396,830,551.86/17,779.36
  6. Step 6: Final answer
    x = 22,319.73

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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.