Home / 27,444.77-37,873.29-15,507.85

Finding the Fourth Proportional to 27,444.77, 37,873.29 and 15,507.85

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Solution

The fourth proportional to 27,444.77, 37,873.29 and 15,507.85 is: 21,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,444.77 : 37,873.29 = 15,507.85 : x
  2. Step 2: Convert to fraction form
    27,444.77/37,873.29 = 15,507.85/x
  3. Step 3: Cross multiply
    27,444.77x = 37,873.29 × 15,507.85
  4. Step 4: Simplify right side
    27,444.77x = 587,333,128.10
  5. Step 5: Solve for x
    x = 587,333,128.10/27,444.77
  6. Step 6: Final answer
    x = 21,400.55

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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.