Home / 21,536.33-32,301.93-5,742.55

Finding the Fourth Proportional to 21,536.33, 32,301.93 and 5,742.55

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Solution

The fourth proportional to 21,536.33, 32,301.93 and 5,742.55 is: 8,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536.33 : 32,301.93 = 5,742.55 : x
  2. Step 2: Convert to fraction form
    21,536.33/32,301.93 = 5,742.55/x
  3. Step 3: Cross multiply
    21,536.33x = 32,301.93 × 5,742.55
  4. Step 4: Simplify right side
    21,536.33x = 185,495,448.12
  5. Step 5: Solve for x
    x = 185,495,448.12/21,536.33
  6. Step 6: Final answer
    x = 8,613.14

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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.