Home / 33,298.60-45,952.16-18,191.40

Finding the Fourth Proportional to 33,298.60, 45,952.16 and 18,191.40

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Solution

The fourth proportional to 33,298.60, 45,952.16 and 18,191.40 is: 25,104.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,298.60 : 45,952.16 = 18,191.40 : x
  2. Step 2: Convert to fraction form
    33,298.60/45,952.16 = 18,191.40/x
  3. Step 3: Cross multiply
    33,298.60x = 45,952.16 × 18,191.40
  4. Step 4: Simplify right side
    33,298.60x = 835,934,123.42
  5. Step 5: Solve for x
    x = 835,934,123.42/33,298.60
  6. Step 6: Final answer
    x = 25,104.18

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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.