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Finding the Fourth Proportional to 22,697.19, 34,034.99 and 7,904.30

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Solution

The fourth proportional to 22,697.19, 34,034.99 and 7,904.30 is: 11,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.19 : 34,034.99 = 7,904.30 : x
  2. Step 2: Convert to fraction form
    22,697.19/34,034.99 = 7,904.30/x
  3. Step 3: Cross multiply
    22,697.19x = 34,034.99 × 7,904.30
  4. Step 4: Simplify right side
    22,697.19x = 269,022,561.76
  5. Step 5: Solve for x
    x = 269,022,561.76/22,697.19
  6. Step 6: Final answer
    x = 11,852.68

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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.