Home / 27,987.17-38,625.63-16,050.47

Finding the Fourth Proportional to 27,987.17, 38,625.63 and 16,050.47

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Solution

The fourth proportional to 27,987.17, 38,625.63 and 16,050.47 is: 22,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,987.17 : 38,625.63 = 16,050.47 : x
  2. Step 2: Convert to fraction form
    27,987.17/38,625.63 = 16,050.47/x
  3. Step 3: Cross multiply
    27,987.17x = 38,625.63 × 16,050.47
  4. Step 4: Simplify right side
    27,987.17x = 619,959,515.55
  5. Step 5: Solve for x
    x = 619,959,515.55/27,987.17
  6. Step 6: Final answer
    x = 22,151.56

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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.