Home / 17,439.33-26,155.05-4,959.07

Finding the Fourth Proportional to 17,439.33, 26,155.05 and 4,959.07

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Solution

The fourth proportional to 17,439.33, 26,155.05 and 4,959.07 is: 7,437.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.33 : 26,155.05 = 4,959.07 : x
  2. Step 2: Convert to fraction form
    17,439.33/26,155.05 = 4,959.07/x
  3. Step 3: Cross multiply
    17,439.33x = 26,155.05 × 4,959.07
  4. Step 4: Simplify right side
    17,439.33x = 129,704,723.80
  5. Step 5: Solve for x
    x = 129,704,723.80/17,439.33
  6. Step 6: Final answer
    x = 7,437.48

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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.