Home / 20,207.04-30,296.60-10,339.62

Finding the Fourth Proportional to 20,207.04, 30,296.60 and 10,339.62

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Solution

The fourth proportional to 20,207.04, 30,296.60 and 10,339.62 is: 15,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,207.04 : 30,296.60 = 10,339.62 : x
  2. Step 2: Convert to fraction form
    20,207.04/30,296.60 = 10,339.62/x
  3. Step 3: Cross multiply
    20,207.04x = 30,296.60 × 10,339.62
  4. Step 4: Simplify right side
    20,207.04x = 313,255,331.29
  5. Step 5: Solve for x
    x = 313,255,331.29/20,207.04
  6. Step 6: Final answer
    x = 15,502.29

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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.