Home / 27,272.95-37,634.45-15,334.07

Finding the Fourth Proportional to 27,272.95, 37,634.45 and 15,334.07

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Solution

The fourth proportional to 27,272.95, 37,634.45 and 15,334.07 is: 21,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.95 : 37,634.45 = 15,334.07 : x
  2. Step 2: Convert to fraction form
    27,272.95/37,634.45 = 15,334.07/x
  3. Step 3: Cross multiply
    27,272.95x = 37,634.45 × 15,334.07
  4. Step 4: Simplify right side
    27,272.95x = 577,089,025.87
  5. Step 5: Solve for x
    x = 577,089,025.87/27,272.95
  6. Step 6: Final answer
    x = 21,159.76

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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.