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Finding the Fourth Proportional to 18,063.01, 24,935.48 and 13,588.47

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Solution

The fourth proportional to 18,063.01, 24,935.48 and 13,588.47 is: 18,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.01 : 24,935.48 = 13,588.47 : x
  2. Step 2: Convert to fraction form
    18,063.01/24,935.48 = 13,588.47/x
  3. Step 3: Cross multiply
    18,063.01x = 24,935.48 × 13,588.47
  4. Step 4: Simplify right side
    18,063.01x = 338,835,004.93
  5. Step 5: Solve for x
    x = 338,835,004.93/18,063.01
  6. Step 6: Final answer
    x = 18,758.50

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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.