Home / 17,730.47-26,595.79-5,250.73

Finding the Fourth Proportional to 17,730.47, 26,595.79 and 5,250.73

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Solution

The fourth proportional to 17,730.47, 26,595.79 and 5,250.73 is: 7,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.47 : 26,595.79 = 5,250.73 : x
  2. Step 2: Convert to fraction form
    17,730.47/26,595.79 = 5,250.73/x
  3. Step 3: Cross multiply
    17,730.47x = 26,595.79 × 5,250.73
  4. Step 4: Simplify right side
    17,730.47x = 139,647,153.19
  5. Step 5: Solve for x
    x = 139,647,153.19/17,730.47
  6. Step 6: Final answer
    x = 7,876.11

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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.