Home / 43,143.24-64,627.38-22,323

Finding the Fourth Proportional to 43,143.24, 64,627.38 and 22,323

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Solution

The fourth proportional to 43,143.24, 64,627.38 and 22,323 is: 33,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143.24 : 64,627.38 = 22,323 : x
  2. Step 2: Convert to fraction form
    43,143.24/64,627.38 = 22,323/x
  3. Step 3: Cross multiply
    43,143.24x = 64,627.38 × 22,323
  4. Step 4: Simplify right side
    43,143.24x = 1,442,677,003.74
  5. Step 5: Solve for x
    x = 1,442,677,003.74/43,143.24
  6. Step 6: Final answer
    x = 33,439.24

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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.