Home / 27,439.93-37,867.01-15,503.26

Finding the Fourth Proportional to 27,439.93, 37,867.01 and 15,503.26

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Solution

The fourth proportional to 27,439.93, 37,867.01 and 15,503.26 is: 21,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.93 : 37,867.01 = 15,503.26 : x
  2. Step 2: Convert to fraction form
    27,439.93/37,867.01 = 15,503.26/x
  3. Step 3: Cross multiply
    27,439.93x = 37,867.01 × 15,503.26
  4. Step 4: Simplify right side
    27,439.93x = 587,062,101.45
  5. Step 5: Solve for x
    x = 587,062,101.45/27,439.93
  6. Step 6: Final answer
    x = 21,394.45

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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.