Home / 31,248.32-46,857.89-18,104.45

Finding the Fourth Proportional to 31,248.32, 46,857.89 and 18,104.45

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Solution

The fourth proportional to 31,248.32, 46,857.89 and 18,104.45 is: 27,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.32 : 46,857.89 = 18,104.45 : x
  2. Step 2: Convert to fraction form
    31,248.32/46,857.89 = 18,104.45/x
  3. Step 3: Cross multiply
    31,248.32x = 46,857.89 × 18,104.45
  4. Step 4: Simplify right side
    31,248.32x = 848,336,092.32
  5. Step 5: Solve for x
    x = 848,336,092.32/31,248.32
  6. Step 6: Final answer
    x = 27,148.22

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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.