Home / 45,642.52-62,987.16-26,779.96

Finding the Fourth Proportional to 45,642.52, 62,987.16 and 26,779.96

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Solution

The fourth proportional to 45,642.52, 62,987.16 and 26,779.96 is: 36,956.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,642.52 : 62,987.16 = 26,779.96 : x
  2. Step 2: Convert to fraction form
    45,642.52/62,987.16 = 26,779.96/x
  3. Step 3: Cross multiply
    45,642.52x = 62,987.16 × 26,779.96
  4. Step 4: Simplify right side
    45,642.52x = 1,686,793,625.31
  5. Step 5: Solve for x
    x = 1,686,793,625.31/45,642.52
  6. Step 6: Final answer
    x = 36,956.63

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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.