Home / 15,864.38-23,794.73-4,178.51

Finding the Fourth Proportional to 15,864.38, 23,794.73 and 4,178.51

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Solution

The fourth proportional to 15,864.38, 23,794.73 and 4,178.51 is: 6,267.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.38 : 23,794.73 = 4,178.51 : x
  2. Step 2: Convert to fraction form
    15,864.38/23,794.73 = 4,178.51/x
  3. Step 3: Cross multiply
    15,864.38x = 23,794.73 × 4,178.51
  4. Step 4: Simplify right side
    15,864.38x = 99,426,517.25
  5. Step 5: Solve for x
    x = 99,426,517.25/15,864.38
  6. Step 6: Final answer
    x = 6,267.28

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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.