Home / 52,779.74-79,176.90-17,729.42

Finding the Fourth Proportional to 52,779.74, 79,176.90 and 17,729.42

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Solution

The fourth proportional to 52,779.74, 79,176.90 and 17,729.42 is: 26,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.74 : 79,176.90 = 17,729.42 : x
  2. Step 2: Convert to fraction form
    52,779.74/79,176.90 = 17,729.42/x
  3. Step 3: Cross multiply
    52,779.74x = 79,176.90 × 17,729.42
  4. Step 4: Simplify right side
    52,779.74x = 1,403,760,514.40
  5. Step 5: Solve for x
    x = 1,403,760,514.40/52,779.74
  6. Step 6: Final answer
    x = 26,596.58

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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.