Home / 16,625.40-22,943.30-9,914.92

Finding the Fourth Proportional to 16,625.40, 22,943.30 and 9,914.92

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Solution

The fourth proportional to 16,625.40, 22,943.30 and 9,914.92 is: 13,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.40 : 22,943.30 = 9,914.92 : x
  2. Step 2: Convert to fraction form
    16,625.40/22,943.30 = 9,914.92/x
  3. Step 3: Cross multiply
    16,625.40x = 22,943.30 × 9,914.92
  4. Step 4: Simplify right side
    16,625.40x = 227,480,984.04
  5. Step 5: Solve for x
    x = 227,480,984.04/16,625.40
  6. Step 6: Final answer
    x = 13,682.74

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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.