Home / 25,201.47-37,805.70-11,160.39

Finding the Fourth Proportional to 25,201.47, 37,805.70 and 11,160.39

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Solution

The fourth proportional to 25,201.47, 37,805.70 and 11,160.39 is: 16,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,201.47 : 37,805.70 = 11,160.39 : x
  2. Step 2: Convert to fraction form
    25,201.47/37,805.70 = 11,160.39/x
  3. Step 3: Cross multiply
    25,201.47x = 37,805.70 × 11,160.39
  4. Step 4: Simplify right side
    25,201.47x = 421,926,356.22
  5. Step 5: Solve for x
    x = 421,926,356.22/25,201.47
  6. Step 6: Final answer
    x = 16,742.13

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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.