Home / 35,522.52-53,286.40-10,221.02

Finding the Fourth Proportional to 35,522.52, 53,286.40 and 10,221.02

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Solution

The fourth proportional to 35,522.52, 53,286.40 and 10,221.02 is: 15,332.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,522.52 : 53,286.40 = 10,221.02 : x
  2. Step 2: Convert to fraction form
    35,522.52/53,286.40 = 10,221.02/x
  3. Step 3: Cross multiply
    35,522.52x = 53,286.40 × 10,221.02
  4. Step 4: Simplify right side
    35,522.52x = 544,641,360.13
  5. Step 5: Solve for x
    x = 544,641,360.13/35,522.52
  6. Step 6: Final answer
    x = 15,332.28

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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.