Home / 16,334.16-22,539.87-9,261.72

Finding the Fourth Proportional to 16,334.16, 22,539.87 and 9,261.72

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Solution

The fourth proportional to 16,334.16, 22,539.87 and 9,261.72 is: 12,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.16 : 22,539.87 = 9,261.72 : x
  2. Step 2: Convert to fraction form
    16,334.16/22,539.87 = 9,261.72/x
  3. Step 3: Cross multiply
    16,334.16x = 22,539.87 × 9,261.72
  4. Step 4: Simplify right side
    16,334.16x = 208,757,964.78
  5. Step 5: Solve for x
    x = 208,757,964.78/16,334.16
  6. Step 6: Final answer
    x = 12,780.45

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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.