Home / 30,837.11-42,552.25-24,479.08

Finding the Fourth Proportional to 30,837.11, 42,552.25 and 24,479.08

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Solution

The fourth proportional to 30,837.11, 42,552.25 and 24,479.08 is: 33,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.11 : 42,552.25 = 24,479.08 : x
  2. Step 2: Convert to fraction form
    30,837.11/42,552.25 = 24,479.08/x
  3. Step 3: Cross multiply
    30,837.11x = 42,552.25 × 24,479.08
  4. Step 4: Simplify right side
    30,837.11x = 1,041,639,764.35
  5. Step 5: Solve for x
    x = 1,041,639,764.35/30,837.11
  6. Step 6: Final answer
    x = 33,778.78

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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.