Home / 32,878.44-45,374.07-18,728.58

Finding the Fourth Proportional to 32,878.44, 45,374.07 and 18,728.58

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Solution

The fourth proportional to 32,878.44, 45,374.07 and 18,728.58 is: 25,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878.44 : 45,374.07 = 18,728.58 : x
  2. Step 2: Convert to fraction form
    32,878.44/45,374.07 = 18,728.58/x
  3. Step 3: Cross multiply
    32,878.44x = 45,374.07 × 18,728.58
  4. Step 4: Simplify right side
    32,878.44x = 849,791,899.92
  5. Step 5: Solve for x
    x = 849,791,899.92/32,878.44
  6. Step 6: Final answer
    x = 25,846.48

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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.