Home / 36,089.74-49,753.81-31,107.03

Finding the Fourth Proportional to 36,089.74, 49,753.81 and 31,107.03

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Solution

The fourth proportional to 36,089.74, 49,753.81 and 31,107.03 is: 42,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.74 : 49,753.81 = 31,107.03 : x
  2. Step 2: Convert to fraction form
    36,089.74/49,753.81 = 31,107.03/x
  3. Step 3: Cross multiply
    36,089.74x = 49,753.81 × 31,107.03
  4. Step 4: Simplify right side
    36,089.74x = 1,547,693,260.28
  5. Step 5: Solve for x
    x = 1,547,693,260.28/36,089.74
  6. Step 6: Final answer
    x = 42,884.58

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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.