Home / 30,294.25-41,799.95-18,350.65

Finding the Fourth Proportional to 30,294.25, 41,799.95 and 18,350.65

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Solution

The fourth proportional to 30,294.25, 41,799.95 and 18,350.65 is: 25,320.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294.25 : 41,799.95 = 18,350.65 : x
  2. Step 2: Convert to fraction form
    30,294.25/41,799.95 = 18,350.65/x
  3. Step 3: Cross multiply
    30,294.25x = 41,799.95 × 18,350.65
  4. Step 4: Simplify right side
    30,294.25x = 767,056,043.47
  5. Step 5: Solve for x
    x = 767,056,043.47/30,294.25
  6. Step 6: Final answer
    x = 25,320.19

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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.