Home / 17,866.15-26,798.68-4,718.59

Finding the Fourth Proportional to 17,866.15, 26,798.68 and 4,718.59

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Solution

The fourth proportional to 17,866.15, 26,798.68 and 4,718.59 is: 7,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.15 : 26,798.68 = 4,718.59 : x
  2. Step 2: Convert to fraction form
    17,866.15/26,798.68 = 4,718.59/x
  3. Step 3: Cross multiply
    17,866.15x = 26,798.68 × 4,718.59
  4. Step 4: Simplify right side
    17,866.15x = 126,451,959.87
  5. Step 5: Solve for x
    x = 126,451,959.87/17,866.15
  6. Step 6: Final answer
    x = 7,077.74

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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.