Home / 29,214.24-40,315.68-15,966.24

Finding the Fourth Proportional to 29,214.24, 40,315.68 and 15,966.24

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Solution

The fourth proportional to 29,214.24, 40,315.68 and 15,966.24 is: 22,033.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214.24 : 40,315.68 = 15,966.24 : x
  2. Step 2: Convert to fraction form
    29,214.24/40,315.68 = 15,966.24/x
  3. Step 3: Cross multiply
    29,214.24x = 40,315.68 × 15,966.24
  4. Step 4: Simplify right side
    29,214.24x = 643,689,822.64
  5. Step 5: Solve for x
    x = 643,689,822.64/29,214.24
  6. Step 6: Final answer
    x = 22,033.43

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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.