Home / 23,581.64-32,542.68-12,972.08

Finding the Fourth Proportional to 23,581.64, 32,542.68 and 12,972.08

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Solution

The fourth proportional to 23,581.64, 32,542.68 and 12,972.08 is: 17,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,581.64 : 32,542.68 = 12,972.08 : x
  2. Step 2: Convert to fraction form
    23,581.64/32,542.68 = 12,972.08/x
  3. Step 3: Cross multiply
    23,581.64x = 32,542.68 × 12,972.08
  4. Step 4: Simplify right side
    23,581.64x = 422,146,248.37
  5. Step 5: Solve for x
    x = 422,146,248.37/23,581.64
  6. Step 6: Final answer
    x = 17,901.48

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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.