Home / 22,056.38-33,090-10,968.32

Finding the Fourth Proportional to 22,056.38, 33,090 and 10,968.32

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Solution

The fourth proportional to 22,056.38, 33,090 and 10,968.32 is: 16,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.38 : 33,090 = 10,968.32 : x
  2. Step 2: Convert to fraction form
    22,056.38/33,090 = 10,968.32/x
  3. Step 3: Cross multiply
    22,056.38x = 33,090 × 10,968.32
  4. Step 4: Simplify right side
    22,056.38x = 362,941,708.80
  5. Step 5: Solve for x
    x = 362,941,708.80/22,056.38
  6. Step 6: Final answer
    x = 16,455.18

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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.