Home / 15,368.56-23,036.42-10,972.68

Finding the Fourth Proportional to 15,368.56, 23,036.42 and 10,972.68

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Solution

The fourth proportional to 15,368.56, 23,036.42 and 10,972.68 is: 16,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.56 : 23,036.42 = 10,972.68 : x
  2. Step 2: Convert to fraction form
    15,368.56/23,036.42 = 10,972.68/x
  3. Step 3: Cross multiply
    15,368.56x = 23,036.42 × 10,972.68
  4. Step 4: Simplify right side
    15,368.56x = 252,771,265.01
  5. Step 5: Solve for x
    x = 252,771,265.01/15,368.56
  6. Step 6: Final answer
    x = 16,447.30

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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.