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Finding the Fourth Proportional to 15,101.94, 22,651.15 and 4,009.49

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Solution

The fourth proportional to 15,101.94, 22,651.15 and 4,009.49 is: 6,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.94 : 22,651.15 = 4,009.49 : x
  2. Step 2: Convert to fraction form
    15,101.94/22,651.15 = 4,009.49/x
  3. Step 3: Cross multiply
    15,101.94x = 22,651.15 × 4,009.49
  4. Step 4: Simplify right side
    15,101.94x = 90,819,559.41
  5. Step 5: Solve for x
    x = 90,819,559.41/15,101.94
  6. Step 6: Final answer
    x = 6,013.77

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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.