Home / 22,168.04-33,261.76-9,691.20

Finding the Fourth Proportional to 22,168.04, 33,261.76 and 9,691.20

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Solution

The fourth proportional to 22,168.04, 33,261.76 and 9,691.20 is: 14,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.04 : 33,261.76 = 9,691.20 : x
  2. Step 2: Convert to fraction form
    22,168.04/33,261.76 = 9,691.20/x
  3. Step 3: Cross multiply
    22,168.04x = 33,261.76 × 9,691.20
  4. Step 4: Simplify right side
    22,168.04x = 322,346,368.51
  5. Step 5: Solve for x
    x = 322,346,368.51/22,168.04
  6. Step 6: Final answer
    x = 14,541.04

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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.