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Finding the Fourth Proportional to 18,060.93, 24,923.12 and 9,994.23

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Solution

The fourth proportional to 18,060.93, 24,923.12 and 9,994.23 is: 13,791.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.93 : 24,923.12 = 9,994.23 : x
  2. Step 2: Convert to fraction form
    18,060.93/24,923.12 = 9,994.23/x
  3. Step 3: Cross multiply
    18,060.93x = 24,923.12 × 9,994.23
  4. Step 4: Simplify right side
    18,060.93x = 249,087,343.63
  5. Step 5: Solve for x
    x = 249,087,343.63/18,060.93
  6. Step 6: Final answer
    x = 13,791.50

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Half scale
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Double scale
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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.