Home / 26,879.28-37,098-17,316.48

Finding the Fourth Proportional to 26,879.28, 37,098 and 17,316.48

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Solution

The fourth proportional to 26,879.28, 37,098 and 17,316.48 is: 23,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.28 : 37,098 = 17,316.48 : x
  2. Step 2: Convert to fraction form
    26,879.28/37,098 = 17,316.48/x
  3. Step 3: Cross multiply
    26,879.28x = 37,098 × 17,316.48
  4. Step 4: Simplify right side
    26,879.28x = 642,406,775.04
  5. Step 5: Solve for x
    x = 642,406,775.04/26,879.28
  6. Step 6: Final answer
    x = 23,899.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.