Home / 21,016.10-31,524.01-6,225.10

Finding the Fourth Proportional to 21,016.10, 31,524.01 and 6,225.10

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Solution

The fourth proportional to 21,016.10, 31,524.01 and 6,225.10 is: 9,337.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,016.10 : 31,524.01 = 6,225.10 : x
  2. Step 2: Convert to fraction form
    21,016.10/31,524.01 = 6,225.10/x
  3. Step 3: Cross multiply
    21,016.10x = 31,524.01 × 6,225.10
  4. Step 4: Simplify right side
    21,016.10x = 196,240,114.65
  5. Step 5: Solve for x
    x = 196,240,114.65/21,016.10
  6. Step 6: Final answer
    x = 9,337.61

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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.