Home / 17,812.62-26,718.66-5,332.77

Finding the Fourth Proportional to 17,812.62, 26,718.66 and 5,332.77

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Solution

The fourth proportional to 17,812.62, 26,718.66 and 5,332.77 is: 7,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812.62 : 26,718.66 = 5,332.77 : x
  2. Step 2: Convert to fraction form
    17,812.62/26,718.66 = 5,332.77/x
  3. Step 3: Cross multiply
    17,812.62x = 26,718.66 × 5,332.77
  4. Step 4: Simplify right side
    17,812.62x = 142,484,468.49
  5. Step 5: Solve for x
    x = 142,484,468.49/17,812.62
  6. Step 6: Final answer
    x = 7,999.07

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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.