Home / 21,930.76-33,017.47-15,050.44

Finding the Fourth Proportional to 21,930.76, 33,017.47 and 15,050.44

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Solution

The fourth proportional to 21,930.76, 33,017.47 and 15,050.44 is: 22,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930.76 : 33,017.47 = 15,050.44 : x
  2. Step 2: Convert to fraction form
    21,930.76/33,017.47 = 15,050.44/x
  3. Step 3: Cross multiply
    21,930.76x = 33,017.47 × 15,050.44
  4. Step 4: Simplify right side
    21,930.76x = 496,927,451.19
  5. Step 5: Solve for x
    x = 496,927,451.19/21,930.76
  6. Step 6: Final answer
    x = 22,658.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.