Home / 20,204.60-30,314.18-10,348.52

Finding the Fourth Proportional to 20,204.60, 30,314.18 and 10,348.52

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Solution

The fourth proportional to 20,204.60, 30,314.18 and 10,348.52 is: 15,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.60 : 30,314.18 = 10,348.52 : x
  2. Step 2: Convert to fraction form
    20,204.60/30,314.18 = 10,348.52/x
  3. Step 3: Cross multiply
    20,204.60x = 30,314.18 × 10,348.52
  4. Step 4: Simplify right side
    20,204.60x = 313,706,898.01
  5. Step 5: Solve for x
    x = 313,706,898.01/20,204.60
  6. Step 6: Final answer
    x = 15,526.51

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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.