Home / 31,248.74-46,879.38-11,527.40

Finding the Fourth Proportional to 31,248.74, 46,879.38 and 11,527.40

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Solution

The fourth proportional to 31,248.74, 46,879.38 and 11,527.40 is: 17,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.74 : 46,879.38 = 11,527.40 : x
  2. Step 2: Convert to fraction form
    31,248.74/46,879.38 = 11,527.40/x
  3. Step 3: Cross multiply
    31,248.74x = 46,879.38 × 11,527.40
  4. Step 4: Simplify right side
    31,248.74x = 540,397,365.01
  5. Step 5: Solve for x
    x = 540,397,365.01/31,248.74
  6. Step 6: Final answer
    x = 17,293.41

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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.