Home / 35,254.38-52,811.07-21,206.64

Finding the Fourth Proportional to 35,254.38, 52,811.07 and 21,206.64

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Solution

The fourth proportional to 35,254.38, 52,811.07 and 21,206.64 is: 31,767.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,254.38 : 52,811.07 = 21,206.64 : x
  2. Step 2: Convert to fraction form
    35,254.38/52,811.07 = 21,206.64/x
  3. Step 3: Cross multiply
    35,254.38x = 52,811.07 × 21,206.64
  4. Step 4: Simplify right side
    35,254.38x = 1,119,945,349.50
  5. Step 5: Solve for x
    x = 1,119,945,349.50/35,254.38
  6. Step 6: Final answer
    x = 31,767.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.