Home / 16,120.60-22,244.94-9,045.72

Finding the Fourth Proportional to 16,120.60, 22,244.94 and 9,045.72

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Solution

The fourth proportional to 16,120.60, 22,244.94 and 9,045.72 is: 12,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.60 : 22,244.94 = 9,045.72 : x
  2. Step 2: Convert to fraction form
    16,120.60/22,244.94 = 9,045.72/x
  3. Step 3: Cross multiply
    16,120.60x = 22,244.94 × 9,045.72
  4. Step 4: Simplify right side
    16,120.60x = 201,221,498.66
  5. Step 5: Solve for x
    x = 201,221,498.66/16,120.60
  6. Step 6: Final answer
    x = 12,482.26

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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.