Home / 27,050.16-37,326.48-15,564.78

Finding the Fourth Proportional to 27,050.16, 37,326.48 and 15,564.78

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Solution

The fourth proportional to 27,050.16, 37,326.48 and 15,564.78 is: 21,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,050.16 : 37,326.48 = 15,564.78 : x
  2. Step 2: Convert to fraction form
    27,050.16/37,326.48 = 15,564.78/x
  3. Step 3: Cross multiply
    27,050.16x = 37,326.48 × 15,564.78
  4. Step 4: Simplify right side
    27,050.16x = 580,978,449.37
  5. Step 5: Solve for x
    x = 580,978,449.37/27,050.16
  6. Step 6: Final answer
    x = 21,477.82

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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.