Home / 27,330.63-37,716.48-15,392.85

Finding the Fourth Proportional to 27,330.63, 37,716.48 and 15,392.85

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Solution

The fourth proportional to 27,330.63, 37,716.48 and 15,392.85 is: 21,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.63 : 37,716.48 = 15,392.85 : x
  2. Step 2: Convert to fraction form
    27,330.63/37,716.48 = 15,392.85/x
  3. Step 3: Cross multiply
    27,330.63x = 37,716.48 × 15,392.85
  4. Step 4: Simplify right side
    27,330.63x = 580,564,119.17
  5. Step 5: Solve for x
    x = 580,564,119.17/27,330.63
  6. Step 6: Final answer
    x = 21,242.25

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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.