Home / 22,305.72-33,461.68-7,518.87

Finding the Fourth Proportional to 22,305.72, 33,461.68 and 7,518.87

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Solution

The fourth proportional to 22,305.72, 33,461.68 and 7,518.87 is: 11,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.72 : 33,461.68 = 7,518.87 : x
  2. Step 2: Convert to fraction form
    22,305.72/33,461.68 = 7,518.87/x
  3. Step 3: Cross multiply
    22,305.72x = 33,461.68 × 7,518.87
  4. Step 4: Simplify right side
    22,305.72x = 251,594,017.20
  5. Step 5: Solve for x
    x = 251,594,017.20/22,305.72
  6. Step 6: Final answer
    x = 11,279.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.