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Finding the Fourth Proportional to 22,246.58, 30,686.93 and 14,692.92

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Solution

The fourth proportional to 22,246.58, 30,686.93 and 14,692.92 is: 20,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.58 : 30,686.93 = 14,692.92 : x
  2. Step 2: Convert to fraction form
    22,246.58/30,686.93 = 14,692.92/x
  3. Step 3: Cross multiply
    22,246.58x = 30,686.93 × 14,692.92
  4. Step 4: Simplify right side
    22,246.58x = 450,880,607.54
  5. Step 5: Solve for x
    x = 450,880,607.54/22,246.58
  6. Step 6: Final answer
    x = 20,267.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.