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Finding the Fourth Proportional to 17,957.07, 24,768.06 and 15,562.71

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Solution

The fourth proportional to 17,957.07, 24,768.06 and 15,562.71 is: 21,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.07 : 24,768.06 = 15,562.71 : x
  2. Step 2: Convert to fraction form
    17,957.07/24,768.06 = 15,562.71/x
  3. Step 3: Cross multiply
    17,957.07x = 24,768.06 × 15,562.71
  4. Step 4: Simplify right side
    17,957.07x = 385,458,135.04
  5. Step 5: Solve for x
    x = 385,458,135.04/17,957.07
  6. Step 6: Final answer
    x = 21,465.54

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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.