Home / 21,926.45-32,886.02-7,883.62

Finding the Fourth Proportional to 21,926.45, 32,886.02 and 7,883.62

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Solution

The fourth proportional to 21,926.45, 32,886.02 and 7,883.62 is: 11,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926.45 : 32,886.02 = 7,883.62 : x
  2. Step 2: Convert to fraction form
    21,926.45/32,886.02 = 7,883.62/x
  3. Step 3: Cross multiply
    21,926.45x = 32,886.02 × 7,883.62
  4. Step 4: Simplify right side
    21,926.45x = 259,260,822.49
  5. Step 5: Solve for x
    x = 259,260,822.49/21,926.45
  6. Step 6: Final answer
    x = 11,824.11

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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.