Home / 21,678.19-32,517.29-6,095.81

Finding the Fourth Proportional to 21,678.19, 32,517.29 and 6,095.81

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Solution

The fourth proportional to 21,678.19, 32,517.29 and 6,095.81 is: 9,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678.19 : 32,517.29 = 6,095.81 : x
  2. Step 2: Convert to fraction form
    21,678.19/32,517.29 = 6,095.81/x
  3. Step 3: Cross multiply
    21,678.19x = 32,517.29 × 6,095.81
  4. Step 4: Simplify right side
    21,678.19x = 198,219,318.09
  5. Step 5: Solve for x
    x = 198,219,318.09/21,678.19
  6. Step 6: Final answer
    x = 9,143.72

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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.