Home / 32,190.28-48,298.74-17,381.78

Finding the Fourth Proportional to 32,190.28, 48,298.74 and 17,381.78

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Solution

The fourth proportional to 32,190.28, 48,298.74 and 17,381.78 is: 26,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.28 : 48,298.74 = 17,381.78 : x
  2. Step 2: Convert to fraction form
    32,190.28/48,298.74 = 17,381.78/x
  3. Step 3: Cross multiply
    32,190.28x = 48,298.74 × 17,381.78
  4. Step 4: Simplify right side
    32,190.28x = 839,518,072.96
  5. Step 5: Solve for x
    x = 839,518,072.96/32,190.28
  6. Step 6: Final answer
    x = 26,079.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.