Home / 16,409.34-22,644.76-9,335.76

Finding the Fourth Proportional to 16,409.34, 22,644.76 and 9,335.76

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Solution

The fourth proportional to 16,409.34, 22,644.76 and 9,335.76 is: 12,883.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,409.34 : 22,644.76 = 9,335.76 : x
  2. Step 2: Convert to fraction form
    16,409.34/22,644.76 = 9,335.76/x
  3. Step 3: Cross multiply
    16,409.34x = 22,644.76 × 9,335.76
  4. Step 4: Simplify right side
    16,409.34x = 211,406,044.62
  5. Step 5: Solve for x
    x = 211,406,044.62/16,409.34
  6. Step 6: Final answer
    x = 12,883.28

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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.