Home / 23,616.40-32,591.04-13,005.28

Finding the Fourth Proportional to 23,616.40, 32,591.04 and 13,005.28

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Solution

The fourth proportional to 23,616.40, 32,591.04 and 13,005.28 is: 17,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,616.40 : 32,591.04 = 13,005.28 : x
  2. Step 2: Convert to fraction form
    23,616.40/32,591.04 = 13,005.28/x
  3. Step 3: Cross multiply
    23,616.40x = 32,591.04 × 13,005.28
  4. Step 4: Simplify right side
    23,616.40x = 423,855,600.69
  5. Step 5: Solve for x
    x = 423,855,600.69/23,616.40
  6. Step 6: Final answer
    x = 17,947.51

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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.