Home / 29,102.84-40,162.20-16,527.68

Finding the Fourth Proportional to 29,102.84, 40,162.20 and 16,527.68

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Solution

The fourth proportional to 29,102.84, 40,162.20 and 16,527.68 is: 22,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.84 : 40,162.20 = 16,527.68 : x
  2. Step 2: Convert to fraction form
    29,102.84/40,162.20 = 16,527.68/x
  3. Step 3: Cross multiply
    29,102.84x = 40,162.20 × 16,527.68
  4. Step 4: Simplify right side
    29,102.84x = 663,787,989.70
  5. Step 5: Solve for x
    x = 663,787,989.70/29,102.84
  6. Step 6: Final answer
    x = 22,808.36

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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.