Home / 16,291.77-22,506.35-11,009.76

Finding the Fourth Proportional to 16,291.77, 22,506.35 and 11,009.76

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Solution

The fourth proportional to 16,291.77, 22,506.35 and 11,009.76 is: 15,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291.77 : 22,506.35 = 11,009.76 : x
  2. Step 2: Convert to fraction form
    16,291.77/22,506.35 = 11,009.76/x
  3. Step 3: Cross multiply
    16,291.77x = 22,506.35 × 11,009.76
  4. Step 4: Simplify right side
    16,291.77x = 247,789,511.98
  5. Step 5: Solve for x
    x = 247,789,511.98/16,291.77
  6. Step 6: Final answer
    x = 15,209.49

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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.