Home / 27,352.02-37,747.86-15,416.48

Finding the Fourth Proportional to 27,352.02, 37,747.86 and 15,416.48

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Solution

The fourth proportional to 27,352.02, 37,747.86 and 15,416.48 is: 21,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,352.02 : 37,747.86 = 15,416.48 : x
  2. Step 2: Convert to fraction form
    27,352.02/37,747.86 = 15,416.48/x
  3. Step 3: Cross multiply
    27,352.02x = 37,747.86 × 15,416.48
  4. Step 4: Simplify right side
    27,352.02x = 581,939,128.73
  5. Step 5: Solve for x
    x = 581,939,128.73/27,352.02
  6. Step 6: Final answer
    x = 21,275.91

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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.