Home / 21,476.64-32,188.52-10,237.89

Finding the Fourth Proportional to 21,476.64, 32,188.52 and 10,237.89

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Solution

The fourth proportional to 21,476.64, 32,188.52 and 10,237.89 is: 15,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476.64 : 32,188.52 = 10,237.89 : x
  2. Step 2: Convert to fraction form
    21,476.64/32,188.52 = 10,237.89/x
  3. Step 3: Cross multiply
    21,476.64x = 32,188.52 × 10,237.89
  4. Step 4: Simplify right side
    21,476.64x = 329,542,527.02
  5. Step 5: Solve for x
    x = 329,542,527.02/21,476.64
  6. Step 6: Final answer
    x = 15,344.23

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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.