Home / 18,307.62-27,461.97-14,355.18

Finding the Fourth Proportional to 18,307.62, 27,461.97 and 14,355.18

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Solution

The fourth proportional to 18,307.62, 27,461.97 and 14,355.18 is: 21,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.62 : 27,461.97 = 14,355.18 : x
  2. Step 2: Convert to fraction form
    18,307.62/27,461.97 = 14,355.18/x
  3. Step 3: Cross multiply
    18,307.62x = 27,461.97 × 14,355.18
  4. Step 4: Simplify right side
    18,307.62x = 394,221,522.50
  5. Step 5: Solve for x
    x = 394,221,522.50/18,307.62
  6. Step 6: Final answer
    x = 21,533.19

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Double scale
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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.