Home / 22,921.04-34,381.58-6,281.20

Finding the Fourth Proportional to 22,921.04, 34,381.58 and 6,281.20

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Solution

The fourth proportional to 22,921.04, 34,381.58 and 6,281.20 is: 9,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.04 : 34,381.58 = 6,281.20 : x
  2. Step 2: Convert to fraction form
    22,921.04/34,381.58 = 6,281.20/x
  3. Step 3: Cross multiply
    22,921.04x = 34,381.58 × 6,281.20
  4. Step 4: Simplify right side
    22,921.04x = 215,957,580.30
  5. Step 5: Solve for x
    x = 215,957,580.30/22,921.04
  6. Step 6: Final answer
    x = 9,421.81

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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.