Home / 22,579.36-31,124.66-18,593.55

Finding the Fourth Proportional to 22,579.36, 31,124.66 and 18,593.55

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Solution

The fourth proportional to 22,579.36, 31,124.66 and 18,593.55 is: 25,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.36 : 31,124.66 = 18,593.55 : x
  2. Step 2: Convert to fraction form
    22,579.36/31,124.66 = 18,593.55/x
  3. Step 3: Cross multiply
    22,579.36x = 31,124.66 × 18,593.55
  4. Step 4: Simplify right side
    22,579.36x = 578,717,828.98
  5. Step 5: Solve for x
    x = 578,717,828.98/22,579.36
  6. Step 6: Final answer
    x = 25,630.39

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Double scale
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Similar ratio
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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.