Home / 17,779.08-26,670.16-4,631.42

Finding the Fourth Proportional to 17,779.08, 26,670.16 and 4,631.42

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Solution

The fourth proportional to 17,779.08, 26,670.16 and 4,631.42 is: 6,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.08 : 26,670.16 = 4,631.42 : x
  2. Step 2: Convert to fraction form
    17,779.08/26,670.16 = 4,631.42/x
  3. Step 3: Cross multiply
    17,779.08x = 26,670.16 × 4,631.42
  4. Step 4: Simplify right side
    17,779.08x = 123,520,712.43
  5. Step 5: Solve for x
    x = 123,520,712.43/17,779.08
  6. Step 6: Final answer
    x = 6,947.53

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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.