Home / 32,031.12-44,223.51-20,717.95

Finding the Fourth Proportional to 32,031.12, 44,223.51 and 20,717.95

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Solution

The fourth proportional to 32,031.12, 44,223.51 and 20,717.95 is: 28,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,031.12 : 44,223.51 = 20,717.95 : x
  2. Step 2: Convert to fraction form
    32,031.12/44,223.51 = 20,717.95/x
  3. Step 3: Cross multiply
    32,031.12x = 44,223.51 × 20,717.95
  4. Step 4: Simplify right side
    32,031.12x = 916,220,469.00
  5. Step 5: Solve for x
    x = 916,220,469.00/32,031.12
  6. Step 6: Final answer
    x = 28,604.07

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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.