Home / 21,448.52-32,177.10-7,595.72

Finding the Fourth Proportional to 21,448.52, 32,177.10 and 7,595.72

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Solution

The fourth proportional to 21,448.52, 32,177.10 and 7,595.72 is: 11,395.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.52 : 32,177.10 = 7,595.72 : x
  2. Step 2: Convert to fraction form
    21,448.52/32,177.10 = 7,595.72/x
  3. Step 3: Cross multiply
    21,448.52x = 32,177.10 × 7,595.72
  4. Step 4: Simplify right side
    21,448.52x = 244,408,242.01
  5. Step 5: Solve for x
    x = 244,408,242.01/21,448.52
  6. Step 6: Final answer
    x = 11,395.11

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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.