Home / 32,714.85-45,142.90-18,371.77

Finding the Fourth Proportional to 32,714.85, 45,142.90 and 18,371.77

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Solution

The fourth proportional to 32,714.85, 45,142.90 and 18,371.77 is: 25,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,714.85 : 45,142.90 = 18,371.77 : x
  2. Step 2: Convert to fraction form
    32,714.85/45,142.90 = 18,371.77/x
  3. Step 3: Cross multiply
    32,714.85x = 45,142.90 × 18,371.77
  4. Step 4: Simplify right side
    32,714.85x = 829,354,975.93
  5. Step 5: Solve for x
    x = 829,354,975.93/32,714.85
  6. Step 6: Final answer
    x = 25,351.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.