Home / 26,510.34-39,771.38-8,740.29

Finding the Fourth Proportional to 26,510.34, 39,771.38 and 8,740.29

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Solution

The fourth proportional to 26,510.34, 39,771.38 and 8,740.29 is: 13,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.34 : 39,771.38 = 8,740.29 : x
  2. Step 2: Convert to fraction form
    26,510.34/39,771.38 = 8,740.29/x
  3. Step 3: Cross multiply
    26,510.34x = 39,771.38 × 8,740.29
  4. Step 4: Simplify right side
    26,510.34x = 347,613,394.90
  5. Step 5: Solve for x
    x = 347,613,394.90/26,510.34
  6. Step 6: Final answer
    x = 13,112.37

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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.