Home / 40,446.07-60,645.92-12,358.31

Finding the Fourth Proportional to 40,446.07, 60,645.92 and 12,358.31

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Solution

The fourth proportional to 40,446.07, 60,645.92 and 12,358.31 is: 18,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,446.07 : 60,645.92 = 12,358.31 : x
  2. Step 2: Convert to fraction form
    40,446.07/60,645.92 = 12,358.31/x
  3. Step 3: Cross multiply
    40,446.07x = 60,645.92 × 12,358.31
  4. Step 4: Simplify right side
    40,446.07x = 749,480,714.57
  5. Step 5: Solve for x
    x = 749,480,714.57/40,446.07
  6. Step 6: Final answer
    x = 18,530.37

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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.