Home / 17,353.17-23,935.51-10,987.86

Finding the Fourth Proportional to 17,353.17, 23,935.51 and 10,987.86

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Solution

The fourth proportional to 17,353.17, 23,935.51 and 10,987.86 is: 15,155.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.17 : 23,935.51 = 10,987.86 : x
  2. Step 2: Convert to fraction form
    17,353.17/23,935.51 = 10,987.86/x
  3. Step 3: Cross multiply
    17,353.17x = 23,935.51 × 10,987.86
  4. Step 4: Simplify right side
    17,353.17x = 263,000,032.91
  5. Step 5: Solve for x
    x = 263,000,032.91/17,353.17
  6. Step 6: Final answer
    x = 15,155.73

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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.