Home / 28,000.64-41,987.46-10,230.68

Finding the Fourth Proportional to 28,000.64, 41,987.46 and 10,230.68

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Solution

The fourth proportional to 28,000.64, 41,987.46 and 10,230.68 is: 15,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,000.64 : 41,987.46 = 10,230.68 : x
  2. Step 2: Convert to fraction form
    28,000.64/41,987.46 = 10,230.68/x
  3. Step 3: Cross multiply
    28,000.64x = 41,987.46 × 10,230.68
  4. Step 4: Simplify right side
    28,000.64x = 429,560,267.27
  5. Step 5: Solve for x
    x = 429,560,267.27/28,000.64
  6. Step 6: Final answer
    x = 15,341.09

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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.