Home / 40,383.65-55,698.09-35,851.12

Finding the Fourth Proportional to 40,383.65, 55,698.09 and 35,851.12

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Solution

The fourth proportional to 40,383.65, 55,698.09 and 35,851.12 is: 49,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.65 : 55,698.09 = 35,851.12 : x
  2. Step 2: Convert to fraction form
    40,383.65/55,698.09 = 35,851.12/x
  3. Step 3: Cross multiply
    40,383.65x = 55,698.09 × 35,851.12
  4. Step 4: Simplify right side
    40,383.65x = 1,996,838,908.36
  5. Step 5: Solve for x
    x = 1,996,838,908.36/40,383.65
  6. Step 6: Final answer
    x = 49,446.72

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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.