Home / 27,500.48-37,949.51-15,564.47

Finding the Fourth Proportional to 27,500.48, 37,949.51 and 15,564.47

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Solution

The fourth proportional to 27,500.48, 37,949.51 and 15,564.47 is: 21,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.48 : 37,949.51 = 15,564.47 : x
  2. Step 2: Convert to fraction form
    27,500.48/37,949.51 = 15,564.47/x
  3. Step 3: Cross multiply
    27,500.48x = 37,949.51 × 15,564.47
  4. Step 4: Simplify right side
    27,500.48x = 590,664,072.54
  5. Step 5: Solve for x
    x = 590,664,072.54/27,500.48
  6. Step 6: Final answer
    x = 21,478.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.