Home / 43,756.16-65,648.64-17,446.40

Finding the Fourth Proportional to 43,756.16, 65,648.64 and 17,446.40

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Solution

The fourth proportional to 43,756.16, 65,648.64 and 17,446.40 is: 26,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,756.16 : 65,648.64 = 17,446.40 : x
  2. Step 2: Convert to fraction form
    43,756.16/65,648.64 = 17,446.40/x
  3. Step 3: Cross multiply
    43,756.16x = 65,648.64 × 17,446.40
  4. Step 4: Simplify right side
    43,756.16x = 1,145,332,432.90
  5. Step 5: Solve for x
    x = 1,145,332,432.90/43,756.16
  6. Step 6: Final answer
    x = 26,175.34

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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.