Home / 21,564.19-32,346.29-5,981.82

Finding the Fourth Proportional to 21,564.19, 32,346.29 and 5,981.82

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Solution

The fourth proportional to 21,564.19, 32,346.29 and 5,981.82 is: 8,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.19 : 32,346.29 = 5,981.82 : x
  2. Step 2: Convert to fraction form
    21,564.19/32,346.29 = 5,981.82/x
  3. Step 3: Cross multiply
    21,564.19x = 32,346.29 × 5,981.82
  4. Step 4: Simplify right side
    21,564.19x = 193,489,492.81
  5. Step 5: Solve for x
    x = 193,489,492.81/21,564.19
  6. Step 6: Final answer
    x = 8,972.72

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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.