Home / 20,926.22-31,381.10-7,596.06

Finding the Fourth Proportional to 20,926.22, 31,381.10 and 7,596.06

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Solution

The fourth proportional to 20,926.22, 31,381.10 and 7,596.06 is: 11,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,926.22 : 31,381.10 = 7,596.06 : x
  2. Step 2: Convert to fraction form
    20,926.22/31,381.10 = 7,596.06/x
  3. Step 3: Cross multiply
    20,926.22x = 31,381.10 × 7,596.06
  4. Step 4: Simplify right side
    20,926.22x = 238,372,718.47
  5. Step 5: Solve for x
    x = 238,372,718.47/20,926.22
  6. Step 6: Final answer
    x = 11,391.10

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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.