Home / 35,995.83-49,670.80-20,081.31

Finding the Fourth Proportional to 35,995.83, 49,670.80 and 20,081.31

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Solution

The fourth proportional to 35,995.83, 49,670.80 and 20,081.31 is: 27,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,995.83 : 49,670.80 = 20,081.31 : x
  2. Step 2: Convert to fraction form
    35,995.83/49,670.80 = 20,081.31/x
  3. Step 3: Cross multiply
    35,995.83x = 49,670.80 × 20,081.31
  4. Step 4: Simplify right side
    35,995.83x = 997,454,748.94
  5. Step 5: Solve for x
    x = 997,454,748.94/35,995.83
  6. Step 6: Final answer
    x = 27,710.28

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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.