Home / 21,506.98-32,262.54-8,360.38

Finding the Fourth Proportional to 21,506.98, 32,262.54 and 8,360.38

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Solution

The fourth proportional to 21,506.98, 32,262.54 and 8,360.38 is: 12,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506.98 : 32,262.54 = 8,360.38 : x
  2. Step 2: Convert to fraction form
    21,506.98/32,262.54 = 8,360.38/x
  3. Step 3: Cross multiply
    21,506.98x = 32,262.54 × 8,360.38
  4. Step 4: Simplify right side
    21,506.98x = 269,727,094.17
  5. Step 5: Solve for x
    x = 269,727,094.17/21,506.98
  6. Step 6: Final answer
    x = 12,541.37

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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.