Home / 13,234.02-18,262.12-7,265.65

Finding the Fourth Proportional to 13,234.02, 18,262.12 and 7,265.65

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Solution

The fourth proportional to 13,234.02, 18,262.12 and 7,265.65 is: 10,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.02 : 18,262.12 = 7,265.65 : x
  2. Step 2: Convert to fraction form
    13,234.02/18,262.12 = 7,265.65/x
  3. Step 3: Cross multiply
    13,234.02x = 18,262.12 × 7,265.65
  4. Step 4: Simplify right side
    13,234.02x = 132,686,172.18
  5. Step 5: Solve for x
    x = 132,686,172.18/13,234.02
  6. Step 6: Final answer
    x = 10,026.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.