Home / 21,492.96-32,233.20-9,012.66

Finding the Fourth Proportional to 21,492.96, 32,233.20 and 9,012.66

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Solution

The fourth proportional to 21,492.96, 32,233.20 and 9,012.66 is: 13,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492.96 : 32,233.20 = 9,012.66 : x
  2. Step 2: Convert to fraction form
    21,492.96/32,233.20 = 9,012.66/x
  3. Step 3: Cross multiply
    21,492.96x = 32,233.20 × 9,012.66
  4. Step 4: Simplify right side
    21,492.96x = 290,506,872.31
  5. Step 5: Solve for x
    x = 290,506,872.31/21,492.96
  6. Step 6: Final answer
    x = 13,516.37

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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.