Home / 19,984.77-27,695.58-19,702.89

Finding the Fourth Proportional to 19,984.77, 27,695.58 and 19,702.89

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Solution

The fourth proportional to 19,984.77, 27,695.58 and 19,702.89 is: 27,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.77 : 27,695.58 = 19,702.89 : x
  2. Step 2: Convert to fraction form
    19,984.77/27,695.58 = 19,702.89/x
  3. Step 3: Cross multiply
    19,984.77x = 27,695.58 × 19,702.89
  4. Step 4: Simplify right side
    19,984.77x = 545,682,966.23
  5. Step 5: Solve for x
    x = 545,682,966.23/19,984.77
  6. Step 6: Final answer
    x = 27,304.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.