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Finding the Fourth Proportional to 22,245.80, 33,368.68 and 15,706.68

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Solution

The fourth proportional to 22,245.80, 33,368.68 and 15,706.68 is: 23,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.80 : 33,368.68 = 15,706.68 : x
  2. Step 2: Convert to fraction form
    22,245.80/33,368.68 = 15,706.68/x
  3. Step 3: Cross multiply
    22,245.80x = 33,368.68 × 15,706.68
  4. Step 4: Simplify right side
    22,245.80x = 524,111,178.78
  5. Step 5: Solve for x
    x = 524,111,178.78/22,245.80
  6. Step 6: Final answer
    x = 23,560.01

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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.