Home / 14,123.62-21,184.75-5,801.55

Finding the Fourth Proportional to 14,123.62, 21,184.75 and 5,801.55

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Solution

The fourth proportional to 14,123.62, 21,184.75 and 5,801.55 is: 8,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.62 : 21,184.75 = 5,801.55 : x
  2. Step 2: Convert to fraction form
    14,123.62/21,184.75 = 5,801.55/x
  3. Step 3: Cross multiply
    14,123.62x = 21,184.75 × 5,801.55
  4. Step 4: Simplify right side
    14,123.62x = 122,904,386.36
  5. Step 5: Solve for x
    x = 122,904,386.36/14,123.62
  6. Step 6: Final answer
    x = 8,702.05

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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.