Home / 28,236.52-42,365.15-11,592.06

Finding the Fourth Proportional to 28,236.52, 42,365.15 and 11,592.06

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Solution

The fourth proportional to 28,236.52, 42,365.15 and 11,592.06 is: 17,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,236.52 : 42,365.15 = 11,592.06 : x
  2. Step 2: Convert to fraction form
    28,236.52/42,365.15 = 11,592.06/x
  3. Step 3: Cross multiply
    28,236.52x = 42,365.15 × 11,592.06
  4. Step 4: Simplify right side
    28,236.52x = 491,099,360.71
  5. Step 5: Solve for x
    x = 491,099,360.71/28,236.52
  6. Step 6: Final answer
    x = 17,392.35

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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.