Home / 27,364.19-37,762.65-15,427.55

Finding the Fourth Proportional to 27,364.19, 37,762.65 and 15,427.55

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Solution

The fourth proportional to 27,364.19, 37,762.65 and 15,427.55 is: 21,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.19 : 37,762.65 = 15,427.55 : x
  2. Step 2: Convert to fraction form
    27,364.19/37,762.65 = 15,427.55/x
  3. Step 3: Cross multiply
    27,364.19x = 37,762.65 × 15,427.55
  4. Step 4: Simplify right side
    27,364.19x = 582,584,982.19
  5. Step 5: Solve for x
    x = 582,584,982.19/27,364.19
  6. Step 6: Final answer
    x = 21,290.05

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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.