Home / 31,887.73-47,758.56-15,259.51

Finding the Fourth Proportional to 31,887.73, 47,758.56 and 15,259.51

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Solution

The fourth proportional to 31,887.73, 47,758.56 and 15,259.51 is: 22,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,887.73 : 47,758.56 = 15,259.51 : x
  2. Step 2: Convert to fraction form
    31,887.73/47,758.56 = 15,259.51/x
  3. Step 3: Cross multiply
    31,887.73x = 47,758.56 × 15,259.51
  4. Step 4: Simplify right side
    31,887.73x = 728,772,223.91
  5. Step 5: Solve for x
    x = 728,772,223.91/31,887.73
  6. Step 6: Final answer
    x = 22,854.31

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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.