Home / 21,016.08-31,524.02-6,225.08

Finding the Fourth Proportional to 21,016.08, 31,524.02 and 6,225.08

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Solution

The fourth proportional to 21,016.08, 31,524.02 and 6,225.08 is: 9,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,016.08 : 31,524.02 = 6,225.08 : x
  2. Step 2: Convert to fraction form
    21,016.08/31,524.02 = 6,225.08/x
  3. Step 3: Cross multiply
    21,016.08x = 31,524.02 × 6,225.08
  4. Step 4: Simplify right side
    21,016.08x = 196,239,546.42
  5. Step 5: Solve for x
    x = 196,239,546.42/21,016.08
  6. Step 6: Final answer
    x = 9,337.59

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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.