Home / 38,591.80-53,267.16-22,681.36

Finding the Fourth Proportional to 38,591.80, 53,267.16 and 22,681.36

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Solution

The fourth proportional to 38,591.80, 53,267.16 and 22,681.36 is: 31,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,591.80 : 53,267.16 = 22,681.36 : x
  2. Step 2: Convert to fraction form
    38,591.80/53,267.16 = 22,681.36/x
  3. Step 3: Cross multiply
    38,591.80x = 53,267.16 × 22,681.36
  4. Step 4: Simplify right side
    38,591.80x = 1,208,171,632.14
  5. Step 5: Solve for x
    x = 1,208,171,632.14/38,591.80
  6. Step 6: Final answer
    x = 31,306.43

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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.