Home / 26,154.12-39,227.12-7,435.02

Finding the Fourth Proportional to 26,154.12, 39,227.12 and 7,435.02

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Solution

The fourth proportional to 26,154.12, 39,227.12 and 7,435.02 is: 11,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.12 : 39,227.12 = 7,435.02 : x
  2. Step 2: Convert to fraction form
    26,154.12/39,227.12 = 7,435.02/x
  3. Step 3: Cross multiply
    26,154.12x = 39,227.12 × 7,435.02
  4. Step 4: Simplify right side
    26,154.12x = 291,654,421.74
  5. Step 5: Solve for x
    x = 291,654,421.74/26,154.12
  6. Step 6: Final answer
    x = 11,151.38

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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.