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Finding the Fourth Proportional to 55,036.44, 75,968.34 and 32,374.44

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Solution

The fourth proportional to 55,036.44, 75,968.34 and 32,374.44 is: 44,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,036.44 : 75,968.34 = 32,374.44 : x
  2. Step 2: Convert to fraction form
    55,036.44/75,968.34 = 32,374.44/x
  3. Step 3: Cross multiply
    55,036.44x = 75,968.34 × 32,374.44
  4. Step 4: Simplify right side
    55,036.44x = 2,459,432,465.23
  5. Step 5: Solve for x
    x = 2,459,432,465.23/55,036.44
  6. Step 6: Final answer
    x = 44,687.35

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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.