Home / 28,926.72-43,392.78-10,204.65

Finding the Fourth Proportional to 28,926.72, 43,392.78 and 10,204.65

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Solution

The fourth proportional to 28,926.72, 43,392.78 and 10,204.65 is: 15,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.72 : 43,392.78 = 10,204.65 : x
  2. Step 2: Convert to fraction form
    28,926.72/43,392.78 = 10,204.65/x
  3. Step 3: Cross multiply
    28,926.72x = 43,392.78 × 10,204.65
  4. Step 4: Simplify right side
    28,926.72x = 442,808,132.43
  5. Step 5: Solve for x
    x = 442,808,132.43/28,926.72
  6. Step 6: Final answer
    x = 15,307.93

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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.