Home / 23,191.79-32,004.65-12,581.33

Finding the Fourth Proportional to 23,191.79, 32,004.65 and 12,581.33

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Solution

The fourth proportional to 23,191.79, 32,004.65 and 12,581.33 is: 17,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,191.79 : 32,004.65 = 12,581.33 : x
  2. Step 2: Convert to fraction form
    23,191.79/32,004.65 = 12,581.33/x
  3. Step 3: Cross multiply
    23,191.79x = 32,004.65 × 12,581.33
  4. Step 4: Simplify right side
    23,191.79x = 402,660,934.61
  5. Step 5: Solve for x
    x = 402,660,934.61/23,191.79
  6. Step 6: Final answer
    x = 17,362.22

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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.