Home / 34,821.10-48,052.98-18,905.55

Finding the Fourth Proportional to 34,821.10, 48,052.98 and 18,905.55

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Solution

The fourth proportional to 34,821.10, 48,052.98 and 18,905.55 is: 26,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.10 : 48,052.98 = 18,905.55 : x
  2. Step 2: Convert to fraction form
    34,821.10/48,052.98 = 18,905.55/x
  3. Step 3: Cross multiply
    34,821.10x = 48,052.98 × 18,905.55
  4. Step 4: Simplify right side
    34,821.10x = 908,468,016.04
  5. Step 5: Solve for x
    x = 908,468,016.04/34,821.10
  6. Step 6: Final answer
    x = 26,089.58

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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.