Home / 21,747.90-32,622.18-6,165.51

Finding the Fourth Proportional to 21,747.90, 32,622.18 and 6,165.51

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Solution

The fourth proportional to 21,747.90, 32,622.18 and 6,165.51 is: 9,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747.90 : 32,622.18 = 6,165.51 : x
  2. Step 2: Convert to fraction form
    21,747.90/32,622.18 = 6,165.51/x
  3. Step 3: Cross multiply
    21,747.90x = 32,622.18 × 6,165.51
  4. Step 4: Simplify right side
    21,747.90x = 201,132,377.01
  5. Step 5: Solve for x
    x = 201,132,377.01/21,747.90
  6. Step 6: Final answer
    x = 9,248.36

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1.5x scale

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.