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Finding the Fourth Proportional to 15,994.05, 23,983.02 and 9,332.81

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Solution

The fourth proportional to 15,994.05, 23,983.02 and 9,332.81 is: 13,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.05 : 23,983.02 = 9,332.81 : x
  2. Step 2: Convert to fraction form
    15,994.05/23,983.02 = 9,332.81/x
  3. Step 3: Cross multiply
    15,994.05x = 23,983.02 × 9,332.81
  4. Step 4: Simplify right side
    15,994.05x = 223,828,968.89
  5. Step 5: Solve for x
    x = 223,828,968.89/15,994.05
  6. Step 6: Final answer
    x = 13,994.51

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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.