Home / 31,160.34-46,740.78-10,383.84

Finding the Fourth Proportional to 31,160.34, 46,740.78 and 10,383.84

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Solution

The fourth proportional to 31,160.34, 46,740.78 and 10,383.84 is: 15,575.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,160.34 : 46,740.78 = 10,383.84 : x
  2. Step 2: Convert to fraction form
    31,160.34/46,740.78 = 10,383.84/x
  3. Step 3: Cross multiply
    31,160.34x = 46,740.78 × 10,383.84
  4. Step 4: Simplify right side
    31,160.34x = 485,348,781.00
  5. Step 5: Solve for x
    x = 485,348,781.00/31,160.34
  6. Step 6: Final answer
    x = 15,575.85

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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.