Home / 39,217.32-58,769.82-30,411

Finding the Fourth Proportional to 39,217.32, 58,769.82 and 30,411

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Solution

The fourth proportional to 39,217.32, 58,769.82 and 30,411 is: 45,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,217.32 : 58,769.82 = 30,411 : x
  2. Step 2: Convert to fraction form
    39,217.32/58,769.82 = 30,411/x
  3. Step 3: Cross multiply
    39,217.32x = 58,769.82 × 30,411
  4. Step 4: Simplify right side
    39,217.32x = 1,787,248,996.02
  5. Step 5: Solve for x
    x = 1,787,248,996.02/39,217.32
  6. Step 6: Final answer
    x = 45,572.95

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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.