Home / 10,791.74-16,159.52-10,135.02

Finding the Fourth Proportional to 10,791.74, 16,159.52 and 10,135.02

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Solution

The fourth proportional to 10,791.74, 16,159.52 and 10,135.02 is: 15,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.74 : 16,159.52 = 10,135.02 : x
  2. Step 2: Convert to fraction form
    10,791.74/16,159.52 = 10,135.02/x
  3. Step 3: Cross multiply
    10,791.74x = 16,159.52 × 10,135.02
  4. Step 4: Simplify right side
    10,791.74x = 163,777,058.39
  5. Step 5: Solve for x
    x = 163,777,058.39/10,791.74
  6. Step 6: Final answer
    x = 15,176.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.