Home / 26,154.66-39,160.10-18,265.06

Finding the Fourth Proportional to 26,154.66, 39,160.10 and 18,265.06

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Solution

The fourth proportional to 26,154.66, 39,160.10 and 18,265.06 is: 27,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.66 : 39,160.10 = 18,265.06 : x
  2. Step 2: Convert to fraction form
    26,154.66/39,160.10 = 18,265.06/x
  3. Step 3: Cross multiply
    26,154.66x = 39,160.10 × 18,265.06
  4. Step 4: Simplify right side
    26,154.66x = 715,261,576.11
  5. Step 5: Solve for x
    x = 715,261,576.11/26,154.66
  6. Step 6: Final answer
    x = 27,347.39

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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.