Home / 23,389.20-32,271.84-13,956

Finding the Fourth Proportional to 23,389.20, 32,271.84 and 13,956

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Solution

The fourth proportional to 23,389.20, 32,271.84 and 13,956 is: 19,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.20 : 32,271.84 = 13,956 : x
  2. Step 2: Convert to fraction form
    23,389.20/32,271.84 = 13,956/x
  3. Step 3: Cross multiply
    23,389.20x = 32,271.84 × 13,956
  4. Step 4: Simplify right side
    23,389.20x = 450,385,799.04
  5. Step 5: Solve for x
    x = 450,385,799.04/23,389.20
  6. Step 6: Final answer
    x = 19,256.14

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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.