Home / 15,743.97-23,590.44-9,890.10

Finding the Fourth Proportional to 15,743.97, 23,590.44 and 9,890.10

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Solution

The fourth proportional to 15,743.97, 23,590.44 and 9,890.10 is: 14,819.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.97 : 23,590.44 = 9,890.10 : x
  2. Step 2: Convert to fraction form
    15,743.97/23,590.44 = 9,890.10/x
  3. Step 3: Cross multiply
    15,743.97x = 23,590.44 × 9,890.10
  4. Step 4: Simplify right side
    15,743.97x = 233,311,810.64
  5. Step 5: Solve for x
    x = 233,311,810.64/15,743.97
  6. Step 6: Final answer
    x = 14,819.12

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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.