Home / 24,864.75-34,313.43-13,686.75

Finding the Fourth Proportional to 24,864.75, 34,313.43 and 13,686.75

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Solution

The fourth proportional to 24,864.75, 34,313.43 and 13,686.75 is: 18,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,864.75 : 34,313.43 = 13,686.75 : x
  2. Step 2: Convert to fraction form
    24,864.75/34,313.43 = 13,686.75/x
  3. Step 3: Cross multiply
    24,864.75x = 34,313.43 × 13,686.75
  4. Step 4: Simplify right side
    24,864.75x = 469,639,338.05
  5. Step 5: Solve for x
    x = 469,639,338.05/24,864.75
  6. Step 6: Final answer
    x = 18,887.76

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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.