Home / 32,972.76-45,501.42-18,822.84

Finding the Fourth Proportional to 32,972.76, 45,501.42 and 18,822.84

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Solution

The fourth proportional to 32,972.76, 45,501.42 and 18,822.84 is: 25,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,972.76 : 45,501.42 = 18,822.84 : x
  2. Step 2: Convert to fraction form
    32,972.76/45,501.42 = 18,822.84/x
  3. Step 3: Cross multiply
    32,972.76x = 45,501.42 × 18,822.84
  4. Step 4: Simplify right side
    32,972.76x = 856,465,948.43
  5. Step 5: Solve for x
    x = 856,465,948.43/32,972.76
  6. Step 6: Final answer
    x = 25,974.95

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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.