Home / 19,690.02-29,552.10-10,336.65

Finding the Fourth Proportional to 19,690.02, 29,552.10 and 10,336.65

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Solution

The fourth proportional to 19,690.02, 29,552.10 and 10,336.65 is: 15,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690.02 : 29,552.10 = 10,336.65 : x
  2. Step 2: Convert to fraction form
    19,690.02/29,552.10 = 10,336.65/x
  3. Step 3: Cross multiply
    19,690.02x = 29,552.10 × 10,336.65
  4. Step 4: Simplify right side
    19,690.02x = 305,469,714.47
  5. Step 5: Solve for x
    x = 305,469,714.47/19,690.02
  6. Step 6: Final answer
    x = 15,513.94

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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.