Home / 26,010.71-39,017.80-9,141.68

Finding the Fourth Proportional to 26,010.71, 39,017.80 and 9,141.68

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Solution

The fourth proportional to 26,010.71, 39,017.80 and 9,141.68 is: 13,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010.71 : 39,017.80 = 9,141.68 : x
  2. Step 2: Convert to fraction form
    26,010.71/39,017.80 = 9,141.68/x
  3. Step 3: Cross multiply
    26,010.71x = 39,017.80 × 9,141.68
  4. Step 4: Simplify right side
    26,010.71x = 356,688,350.88
  5. Step 5: Solve for x
    x = 356,688,350.88/26,010.71
  6. Step 6: Final answer
    x = 13,713.13

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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.