Home / 36,035.96-49,702.25-31,008.60

Finding the Fourth Proportional to 36,035.96, 49,702.25 and 31,008.60

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Solution

The fourth proportional to 36,035.96, 49,702.25 and 31,008.60 is: 42,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.96 : 49,702.25 = 31,008.60 : x
  2. Step 2: Convert to fraction form
    36,035.96/49,702.25 = 31,008.60/x
  3. Step 3: Cross multiply
    36,035.96x = 49,702.25 × 31,008.60
  4. Step 4: Simplify right side
    36,035.96x = 1,541,197,266.87
  5. Step 5: Solve for x
    x = 1,541,197,266.87/36,035.96
  6. Step 6: Final answer
    x = 42,768.32

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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.