Home / 35,377.44-48,827.85-20,280.23

Finding the Fourth Proportional to 35,377.44, 48,827.85 and 20,280.23

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Solution

The fourth proportional to 35,377.44, 48,827.85 and 20,280.23 is: 27,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,377.44 : 48,827.85 = 20,280.23 : x
  2. Step 2: Convert to fraction form
    35,377.44/48,827.85 = 20,280.23/x
  3. Step 3: Cross multiply
    35,377.44x = 48,827.85 × 20,280.23
  4. Step 4: Simplify right side
    35,377.44x = 990,239,927.00
  5. Step 5: Solve for x
    x = 990,239,927.00/35,377.44
  6. Step 6: Final answer
    x = 27,990.72

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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.