Home / 16,305.84-22,502.56-11,461.20

Finding the Fourth Proportional to 16,305.84, 22,502.56 and 11,461.20

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Solution

The fourth proportional to 16,305.84, 22,502.56 and 11,461.20 is: 15,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.84 : 22,502.56 = 11,461.20 : x
  2. Step 2: Convert to fraction form
    16,305.84/22,502.56 = 11,461.20/x
  3. Step 3: Cross multiply
    16,305.84x = 22,502.56 × 11,461.20
  4. Step 4: Simplify right side
    16,305.84x = 257,906,340.67
  5. Step 5: Solve for x
    x = 257,906,340.67/16,305.84
  6. Step 6: Final answer
    x = 15,816.81

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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.