Home / 16,420.58-22,656.23-10,044.85

Finding the Fourth Proportional to 16,420.58, 22,656.23 and 10,044.85

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Solution

The fourth proportional to 16,420.58, 22,656.23 and 10,044.85 is: 13,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420.58 : 22,656.23 = 10,044.85 : x
  2. Step 2: Convert to fraction form
    16,420.58/22,656.23 = 10,044.85/x
  3. Step 3: Cross multiply
    16,420.58x = 22,656.23 × 10,044.85
  4. Step 4: Simplify right side
    16,420.58x = 227,578,431.92
  5. Step 5: Solve for x
    x = 227,578,431.92/16,420.58
  6. Step 6: Final answer
    x = 13,859.34

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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.