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Finding the Fourth Proportional to 23,665.62, 35,503.89 and 7,025.28

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Solution

The fourth proportional to 23,665.62, 35,503.89 and 7,025.28 is: 10,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,665.62 : 35,503.89 = 7,025.28 : x
  2. Step 2: Convert to fraction form
    23,665.62/35,503.89 = 7,025.28/x
  3. Step 3: Cross multiply
    23,665.62x = 35,503.89 × 7,025.28
  4. Step 4: Simplify right side
    23,665.62x = 249,424,867.84
  5. Step 5: Solve for x
    x = 249,424,867.84/23,665.62
  6. Step 6: Final answer
    x = 10,539.55

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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.