Home / 16,840.61-23,240.15-9,287.22

Finding the Fourth Proportional to 16,840.61, 23,240.15 and 9,287.22

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Solution

The fourth proportional to 16,840.61, 23,240.15 and 9,287.22 is: 12,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.61 : 23,240.15 = 9,287.22 : x
  2. Step 2: Convert to fraction form
    16,840.61/23,240.15 = 9,287.22/x
  3. Step 3: Cross multiply
    16,840.61x = 23,240.15 × 9,287.22
  4. Step 4: Simplify right side
    16,840.61x = 215,836,339.45
  5. Step 5: Solve for x
    x = 215,836,339.45/16,840.61
  6. Step 6: Final answer
    x = 12,816.42

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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.