Home / 31,176.93-46,765.40-14,548.61

Finding the Fourth Proportional to 31,176.93, 46,765.40 and 14,548.61

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Solution

The fourth proportional to 31,176.93, 46,765.40 and 14,548.61 is: 21,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.93 : 46,765.40 = 14,548.61 : x
  2. Step 2: Convert to fraction form
    31,176.93/46,765.40 = 14,548.61/x
  3. Step 3: Cross multiply
    31,176.93x = 46,765.40 × 14,548.61
  4. Step 4: Simplify right side
    31,176.93x = 680,371,259.52
  5. Step 5: Solve for x
    x = 680,371,259.52/31,176.93
  6. Step 6: Final answer
    x = 21,822.91

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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.