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Finding the Fourth Proportional to 15,341.57, 22,993.52 and 7,941.81

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Solution

The fourth proportional to 15,341.57, 22,993.52 and 7,941.81 is: 11,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341.57 : 22,993.52 = 7,941.81 : x
  2. Step 2: Convert to fraction form
    15,341.57/22,993.52 = 7,941.81/x
  3. Step 3: Cross multiply
    15,341.57x = 22,993.52 × 7,941.81
  4. Step 4: Simplify right side
    15,341.57x = 182,610,127.36
  5. Step 5: Solve for x
    x = 182,610,127.36/15,341.57
  6. Step 6: Final answer
    x = 11,902.97

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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.