Home / 15,700.21-23,455.41-10,107.97

Finding the Fourth Proportional to 15,700.21, 23,455.41 and 10,107.97

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Solution

The fourth proportional to 15,700.21, 23,455.41 and 10,107.97 is: 15,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,700.21 : 23,455.41 = 10,107.97 : x
  2. Step 2: Convert to fraction form
    15,700.21/23,455.41 = 10,107.97/x
  3. Step 3: Cross multiply
    15,700.21x = 23,455.41 × 10,107.97
  4. Step 4: Simplify right side
    15,700.21x = 237,086,555.35
  5. Step 5: Solve for x
    x = 237,086,555.35/15,700.21
  6. Step 6: Final answer
    x = 15,100.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.