Home / 17,445.72-26,169.18-6,917.74

Finding the Fourth Proportional to 17,445.72, 26,169.18 and 6,917.74

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Solution

The fourth proportional to 17,445.72, 26,169.18 and 6,917.74 is: 10,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,445.72 : 26,169.18 = 6,917.74 : x
  2. Step 2: Convert to fraction form
    17,445.72/26,169.18 = 6,917.74/x
  3. Step 3: Cross multiply
    17,445.72x = 26,169.18 × 6,917.74
  4. Step 4: Simplify right side
    17,445.72x = 181,031,583.25
  5. Step 5: Solve for x
    x = 181,031,583.25/17,445.72
  6. Step 6: Final answer
    x = 10,376.85

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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.