Home / 18,461.49-27,635.73-14,918.55

Finding the Fourth Proportional to 18,461.49, 27,635.73 and 14,918.55

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Solution

The fourth proportional to 18,461.49, 27,635.73 and 14,918.55 is: 22,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.49 : 27,635.73 = 14,918.55 : x
  2. Step 2: Convert to fraction form
    18,461.49/27,635.73 = 14,918.55/x
  3. Step 3: Cross multiply
    18,461.49x = 27,635.73 × 14,918.55
  4. Step 4: Simplify right side
    18,461.49x = 412,285,019.79
  5. Step 5: Solve for x
    x = 412,285,019.79/18,461.49
  6. Step 6: Final answer
    x = 22,332.16

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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.