Home / 39,097.22-58,656.75-12,820.46

Finding the Fourth Proportional to 39,097.22, 58,656.75 and 12,820.46

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Solution

The fourth proportional to 39,097.22, 58,656.75 and 12,820.46 is: 19,234.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.22 : 58,656.75 = 12,820.46 : x
  2. Step 2: Convert to fraction form
    39,097.22/58,656.75 = 12,820.46/x
  3. Step 3: Cross multiply
    39,097.22x = 58,656.75 × 12,820.46
  4. Step 4: Simplify right side
    39,097.22x = 752,006,517.11
  5. Step 5: Solve for x
    x = 752,006,517.11/39,097.22
  6. Step 6: Final answer
    x = 19,234.27

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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.