Home / 31,282.64-46,935.52-14,648.08

Finding the Fourth Proportional to 31,282.64, 46,935.52 and 14,648.08

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Solution

The fourth proportional to 31,282.64, 46,935.52 and 14,648.08 is: 21,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282.64 : 46,935.52 = 14,648.08 : x
  2. Step 2: Convert to fraction form
    31,282.64/46,935.52 = 14,648.08/x
  3. Step 3: Cross multiply
    31,282.64x = 46,935.52 × 14,648.08
  4. Step 4: Simplify right side
    31,282.64x = 687,515,251.80
  5. Step 5: Solve for x
    x = 687,515,251.80/31,282.64
  6. Step 6: Final answer
    x = 21,977.53

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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.