Home / 21,956.64-32,929.10-6,160.74

Finding the Fourth Proportional to 21,956.64, 32,929.10 and 6,160.74

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Solution

The fourth proportional to 21,956.64, 32,929.10 and 6,160.74 is: 9,239.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,956.64 : 32,929.10 = 6,160.74 : x
  2. Step 2: Convert to fraction form
    21,956.64/32,929.10 = 6,160.74/x
  3. Step 3: Cross multiply
    21,956.64x = 32,929.10 × 6,160.74
  4. Step 4: Simplify right side
    21,956.64x = 202,867,623.53
  5. Step 5: Solve for x
    x = 202,867,623.53/21,956.64
  6. Step 6: Final answer
    x = 9,239.47

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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.