Home / 14,890.64-22,311.18-9,961.65

Finding the Fourth Proportional to 14,890.64, 22,311.18 and 9,961.65

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Solution

The fourth proportional to 14,890.64, 22,311.18 and 9,961.65 is: 14,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.64 : 22,311.18 = 9,961.65 : x
  2. Step 2: Convert to fraction form
    14,890.64/22,311.18 = 9,961.65/x
  3. Step 3: Cross multiply
    14,890.64x = 22,311.18 × 9,961.65
  4. Step 4: Simplify right side
    14,890.64x = 222,256,166.25
  5. Step 5: Solve for x
    x = 222,256,166.25/14,890.64
  6. Step 6: Final answer
    x = 14,925.90

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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.