Home / 39,947.88-59,929.12-31,010.34

Finding the Fourth Proportional to 39,947.88, 59,929.12 and 31,010.34

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Solution

The fourth proportional to 39,947.88, 59,929.12 and 31,010.34 is: 46,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947.88 : 59,929.12 = 31,010.34 : x
  2. Step 2: Convert to fraction form
    39,947.88/59,929.12 = 31,010.34/x
  3. Step 3: Cross multiply
    39,947.88x = 59,929.12 × 31,010.34
  4. Step 4: Simplify right side
    39,947.88x = 1,858,422,476.16
  5. Step 5: Solve for x
    x = 1,858,422,476.16/39,947.88
  6. Step 6: Final answer
    x = 46,521.17

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1.5x scale

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.