Home / 27,332.80-37,716.48-15,394.24

Finding the Fourth Proportional to 27,332.80, 37,716.48 and 15,394.24

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Solution

The fourth proportional to 27,332.80, 37,716.48 and 15,394.24 is: 21,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.80 : 37,716.48 = 15,394.24 : x
  2. Step 2: Convert to fraction form
    27,332.80/37,716.48 = 15,394.24/x
  3. Step 3: Cross multiply
    27,332.80x = 37,716.48 × 15,394.24
  4. Step 4: Simplify right side
    27,332.80x = 580,616,545.08
  5. Step 5: Solve for x
    x = 580,616,545.08/27,332.80
  6. Step 6: Final answer
    x = 21,242.48

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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.