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Finding the Fourth Proportional to 15,935.86, 23,906.01 and 7,050.49

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Solution

The fourth proportional to 15,935.86, 23,906.01 and 7,050.49 is: 10,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.86 : 23,906.01 = 7,050.49 : x
  2. Step 2: Convert to fraction form
    15,935.86/23,906.01 = 7,050.49/x
  3. Step 3: Cross multiply
    15,935.86x = 23,906.01 × 7,050.49
  4. Step 4: Simplify right side
    15,935.86x = 168,549,165.76
  5. Step 5: Solve for x
    x = 168,549,165.76/15,935.86
  6. Step 6: Final answer
    x = 10,576.72

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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.