Home / 16,137.05-22,267.06-9,417.80

Finding the Fourth Proportional to 16,137.05, 22,267.06 and 9,417.80

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Solution

The fourth proportional to 16,137.05, 22,267.06 and 9,417.80 is: 12,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137.05 : 22,267.06 = 9,417.80 : x
  2. Step 2: Convert to fraction form
    16,137.05/22,267.06 = 9,417.80/x
  3. Step 3: Cross multiply
    16,137.05x = 22,267.06 × 9,417.80
  4. Step 4: Simplify right side
    16,137.05x = 209,706,749.79
  5. Step 5: Solve for x
    x = 209,706,749.79/16,137.05
  6. Step 6: Final answer
    x = 12,995.36

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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.