Home / 23,343.90-32,213.31-13,270.95

Finding the Fourth Proportional to 23,343.90, 32,213.31 and 13,270.95

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Solution

The fourth proportional to 23,343.90, 32,213.31 and 13,270.95 is: 18,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,343.90 : 32,213.31 = 13,270.95 : x
  2. Step 2: Convert to fraction form
    23,343.90/32,213.31 = 13,270.95/x
  3. Step 3: Cross multiply
    23,343.90x = 32,213.31 × 13,270.95
  4. Step 4: Simplify right side
    23,343.90x = 427,501,226.34
  5. Step 5: Solve for x
    x = 427,501,226.34/23,343.90
  6. Step 6: Final answer
    x = 18,313.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.