Home / 17,891.15-26,864.81-15,153.71

Finding the Fourth Proportional to 17,891.15, 26,864.81 and 15,153.71

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Solution

The fourth proportional to 17,891.15, 26,864.81 and 15,153.71 is: 22,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.15 : 26,864.81 = 15,153.71 : x
  2. Step 2: Convert to fraction form
    17,891.15/26,864.81 = 15,153.71/x
  3. Step 3: Cross multiply
    17,891.15x = 26,864.81 × 15,153.71
  4. Step 4: Simplify right side
    17,891.15x = 407,101,464.18
  5. Step 5: Solve for x
    x = 407,101,464.18/17,891.15
  6. Step 6: Final answer
    x = 22,754.35

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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.