Home / 28,486.82-39,363.98-24,697.85

Finding the Fourth Proportional to 28,486.82, 39,363.98 and 24,697.85

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Solution

The fourth proportional to 28,486.82, 39,363.98 and 24,697.85 is: 34,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486.82 : 39,363.98 = 24,697.85 : x
  2. Step 2: Convert to fraction form
    28,486.82/39,363.98 = 24,697.85/x
  3. Step 3: Cross multiply
    28,486.82x = 39,363.98 × 24,697.85
  4. Step 4: Simplify right side
    28,486.82x = 972,205,353.13
  5. Step 5: Solve for x
    x = 972,205,353.13/28,486.82
  6. Step 6: Final answer
    x = 34,128.25

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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.