Home / 12,332.45-18,505.73-5,216.13

Finding the Fourth Proportional to 12,332.45, 18,505.73 and 5,216.13

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Solution

The fourth proportional to 12,332.45, 18,505.73 and 5,216.13 is: 7,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.45 : 18,505.73 = 5,216.13 : x
  2. Step 2: Convert to fraction form
    12,332.45/18,505.73 = 5,216.13/x
  3. Step 3: Cross multiply
    12,332.45x = 18,505.73 × 5,216.13
  4. Step 4: Simplify right side
    12,332.45x = 96,528,306.47
  5. Step 5: Solve for x
    x = 96,528,306.47/12,332.45
  6. Step 6: Final answer
    x = 7,827.18

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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.