Home / 15,935.58-23,900.10-15,145.20

Finding the Fourth Proportional to 15,935.58, 23,900.10 and 15,145.20

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Solution

The fourth proportional to 15,935.58, 23,900.10 and 15,145.20 is: 22,714.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935.58 : 23,900.10 = 15,145.20 : x
  2. Step 2: Convert to fraction form
    15,935.58/23,900.10 = 15,145.20/x
  3. Step 3: Cross multiply
    15,935.58x = 23,900.10 × 15,145.20
  4. Step 4: Simplify right side
    15,935.58x = 361,971,794.52
  5. Step 5: Solve for x
    x = 361,971,794.52/15,935.58
  6. Step 6: Final answer
    x = 22,714.69

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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.