Home / 38,820.04-58,188.52-20,081.22

Finding the Fourth Proportional to 38,820.04, 58,188.52 and 20,081.22

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Solution

The fourth proportional to 38,820.04, 58,188.52 and 20,081.22 is: 30,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.04 : 58,188.52 = 20,081.22 : x
  2. Step 2: Convert to fraction form
    38,820.04/58,188.52 = 20,081.22/x
  3. Step 3: Cross multiply
    38,820.04x = 58,188.52 × 20,081.22
  4. Step 4: Simplify right side
    38,820.04x = 1,168,496,471.59
  5. Step 5: Solve for x
    x = 1,168,496,471.59/38,820.04
  6. Step 6: Final answer
    x = 30,100.34

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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.