Home / 25,081.22-37,649.10-18,859.08

Finding the Fourth Proportional to 25,081.22, 37,649.10 and 18,859.08

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Solution

The fourth proportional to 25,081.22, 37,649.10 and 18,859.08 is: 28,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.22 : 37,649.10 = 18,859.08 : x
  2. Step 2: Convert to fraction form
    25,081.22/37,649.10 = 18,859.08/x
  3. Step 3: Cross multiply
    25,081.22x = 37,649.10 × 18,859.08
  4. Step 4: Simplify right side
    25,081.22x = 710,027,388.83
  5. Step 5: Solve for x
    x = 710,027,388.83/25,081.22
  6. Step 6: Final answer
    x = 28,309.12

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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.