Home / 43,712.22-65,510.28-17,402.52

Finding the Fourth Proportional to 43,712.22, 65,510.28 and 17,402.52

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Solution

The fourth proportional to 43,712.22, 65,510.28 and 17,402.52 is: 26,080.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,712.22 : 65,510.28 = 17,402.52 : x
  2. Step 2: Convert to fraction form
    43,712.22/65,510.28 = 17,402.52/x
  3. Step 3: Cross multiply
    43,712.22x = 65,510.28 × 17,402.52
  4. Step 4: Simplify right side
    43,712.22x = 1,140,043,957.91
  5. Step 5: Solve for x
    x = 1,140,043,957.91/43,712.22
  6. Step 6: Final answer
    x = 26,080.67

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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.