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Finding the Fourth Proportional to 35,351.40, 53,025.88 and 9,056.40

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Solution

The fourth proportional to 35,351.40, 53,025.88 and 9,056.40 is: 13,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.40 : 53,025.88 = 9,056.40 : x
  2. Step 2: Convert to fraction form
    35,351.40/53,025.88 = 9,056.40/x
  3. Step 3: Cross multiply
    35,351.40x = 53,025.88 × 9,056.40
  4. Step 4: Simplify right side
    35,351.40x = 480,223,579.63
  5. Step 5: Solve for x
    x = 480,223,579.63/35,351.40
  6. Step 6: Final answer
    x = 13,584.29

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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.