Home / 23,312.40-32,172.96-13,244.04

Finding the Fourth Proportional to 23,312.40, 32,172.96 and 13,244.04

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Solution

The fourth proportional to 23,312.40, 32,172.96 and 13,244.04 is: 18,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.40 : 32,172.96 = 13,244.04 : x
  2. Step 2: Convert to fraction form
    23,312.40/32,172.96 = 13,244.04/x
  3. Step 3: Cross multiply
    23,312.40x = 32,172.96 × 13,244.04
  4. Step 4: Simplify right side
    23,312.40x = 426,099,969.16
  5. Step 5: Solve for x
    x = 426,099,969.16/23,312.40
  6. Step 6: Final answer
    x = 18,277.83

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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.