Home / 27,500.43-37,953.69-15,564.54

Finding the Fourth Proportional to 27,500.43, 37,953.69 and 15,564.54

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Solution

The fourth proportional to 27,500.43, 37,953.69 and 15,564.54 is: 21,480.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,500.43 : 37,953.69 = 15,564.54 : x
  2. Step 2: Convert to fraction form
    27,500.43/37,953.69 = 15,564.54/x
  3. Step 3: Cross multiply
    27,500.43x = 37,953.69 × 15,564.54
  4. Step 4: Simplify right side
    27,500.43x = 590,731,726.15
  5. Step 5: Solve for x
    x = 590,731,726.15/27,500.43
  6. Step 6: Final answer
    x = 21,480.82

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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.