Home / 17,779.04-26,672.88-5,298.56

Finding the Fourth Proportional to 17,779.04, 26,672.88 and 5,298.56

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Solution

The fourth proportional to 17,779.04, 26,672.88 and 5,298.56 is: 7,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.04 : 26,672.88 = 5,298.56 : x
  2. Step 2: Convert to fraction form
    17,779.04/26,672.88 = 5,298.56/x
  3. Step 3: Cross multiply
    17,779.04x = 26,672.88 × 5,298.56
  4. Step 4: Simplify right side
    17,779.04x = 141,327,855.05
  5. Step 5: Solve for x
    x = 141,327,855.05/17,779.04
  6. Step 6: Final answer
    x = 7,949.13

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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.