Home / 27,439.00-37,866.57-15,502.08

Finding the Fourth Proportional to 27,439.00, 37,866.57 and 15,502.08

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Solution

The fourth proportional to 27,439.00, 37,866.57 and 15,502.08 is: 21,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.00 : 37,866.57 = 15,502.08 : x
  2. Step 2: Convert to fraction form
    27,439.00/37,866.57 = 15,502.08/x
  3. Step 3: Cross multiply
    27,439.00x = 37,866.57 × 15,502.08
  4. Step 4: Simplify right side
    27,439.00x = 587,010,768.53
  5. Step 5: Solve for x
    x = 587,010,768.53/27,439.00
  6. Step 6: Final answer
    x = 21,393.30

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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.