Home / 31,663.62-47,261.59-27,928.18

Finding the Fourth Proportional to 31,663.62, 47,261.59 and 27,928.18

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Solution

The fourth proportional to 31,663.62, 47,261.59 and 27,928.18 is: 41,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,663.62 : 47,261.59 = 27,928.18 : x
  2. Step 2: Convert to fraction form
    31,663.62/47,261.59 = 27,928.18/x
  3. Step 3: Cross multiply
    31,663.62x = 47,261.59 × 27,928.18
  4. Step 4: Simplify right side
    31,663.62x = 1,319,930,052.97
  5. Step 5: Solve for x
    x = 1,319,930,052.97/31,663.62
  6. Step 6: Final answer
    x = 41,686.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.