Home / 35,584.80-53,377.20-31,207.20

Finding the Fourth Proportional to 35,584.80, 53,377.20 and 31,207.20

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Solution

The fourth proportional to 35,584.80, 53,377.20 and 31,207.20 is: 46,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584.80 : 53,377.20 = 31,207.20 : x
  2. Step 2: Convert to fraction form
    35,584.80/53,377.20 = 31,207.20/x
  3. Step 3: Cross multiply
    35,584.80x = 53,377.20 × 31,207.20
  4. Step 4: Simplify right side
    35,584.80x = 1,665,752,955.84
  5. Step 5: Solve for x
    x = 1,665,752,955.84/35,584.80
  6. Step 6: Final answer
    x = 46,810.80

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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.