Home / 21,395.73-32,099.06-8,244.57

Finding the Fourth Proportional to 21,395.73, 32,099.06 and 8,244.57

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Solution

The fourth proportional to 21,395.73, 32,099.06 and 8,244.57 is: 12,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,395.73 : 32,099.06 = 8,244.57 : x
  2. Step 2: Convert to fraction form
    21,395.73/32,099.06 = 8,244.57/x
  3. Step 3: Cross multiply
    21,395.73x = 32,099.06 × 8,244.57
  4. Step 4: Simplify right side
    21,395.73x = 264,642,947.10
  5. Step 5: Solve for x
    x = 264,642,947.10/21,395.73
  6. Step 6: Final answer
    x = 12,368.96

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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.