Home / 35,622.84-53,531.19-18,994.62

Finding the Fourth Proportional to 35,622.84, 53,531.19 and 18,994.62

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Solution

The fourth proportional to 35,622.84, 53,531.19 and 18,994.62 is: 28,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.84 : 53,531.19 = 18,994.62 : x
  2. Step 2: Convert to fraction form
    35,622.84/53,531.19 = 18,994.62/x
  3. Step 3: Cross multiply
    35,622.84x = 53,531.19 × 18,994.62
  4. Step 4: Simplify right side
    35,622.84x = 1,016,804,612.20
  5. Step 5: Solve for x
    x = 1,016,804,612.20/35,622.84
  6. Step 6: Final answer
    x = 28,543.61

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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.