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Finding the Fourth Proportional to 23,618.99, 35,434.58 and 8,828.02

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Solution

The fourth proportional to 23,618.99, 35,434.58 and 8,828.02 is: 13,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.99 : 35,434.58 = 8,828.02 : x
  2. Step 2: Convert to fraction form
    23,618.99/35,434.58 = 8,828.02/x
  3. Step 3: Cross multiply
    23,618.99x = 35,434.58 × 8,828.02
  4. Step 4: Simplify right side
    23,618.99x = 312,817,180.93
  5. Step 5: Solve for x
    x = 312,817,180.93/23,618.99
  6. Step 6: Final answer
    x = 13,244.31

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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.