Home / 21,507.34-32,263.00-8,360.70

Finding the Fourth Proportional to 21,507.34, 32,263.00 and 8,360.70

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Solution

The fourth proportional to 21,507.34, 32,263.00 and 8,360.70 is: 12,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507.34 : 32,263.00 = 8,360.70 : x
  2. Step 2: Convert to fraction form
    21,507.34/32,263.00 = 8,360.70/x
  3. Step 3: Cross multiply
    21,507.34x = 32,263.00 × 8,360.70
  4. Step 4: Simplify right side
    21,507.34x = 269,741,243.20
  5. Step 5: Solve for x
    x = 269,741,243.20/21,507.34
  6. Step 6: Final answer
    x = 12,541.82

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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.