Home / 17,065.48-23,537.64-15,153.61

Finding the Fourth Proportional to 17,065.48, 23,537.64 and 15,153.61

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Solution

The fourth proportional to 17,065.48, 23,537.64 and 15,153.61 is: 20,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,065.48 : 23,537.64 = 15,153.61 : x
  2. Step 2: Convert to fraction form
    17,065.48/23,537.64 = 15,153.61/x
  3. Step 3: Cross multiply
    17,065.48x = 23,537.64 × 15,153.61
  4. Step 4: Simplify right side
    17,065.48x = 356,680,216.88
  5. Step 5: Solve for x
    x = 356,680,216.88/17,065.48
  6. Step 6: Final answer
    x = 20,900.68

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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.