Home / 28,298.07-42,454.78-25,199.59

Finding the Fourth Proportional to 28,298.07, 42,454.78 and 25,199.59

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Solution

The fourth proportional to 28,298.07, 42,454.78 and 25,199.59 is: 37,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.07 : 42,454.78 = 25,199.59 : x
  2. Step 2: Convert to fraction form
    28,298.07/42,454.78 = 25,199.59/x
  3. Step 3: Cross multiply
    28,298.07x = 42,454.78 × 25,199.59
  4. Step 4: Simplify right side
    28,298.07x = 1,069,843,049.54
  5. Step 5: Solve for x
    x = 1,069,843,049.54/28,298.07
  6. Step 6: Final answer
    x = 37,806.22

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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.