Home / 31,244.58-46,877.81-13,712.13

Finding the Fourth Proportional to 31,244.58, 46,877.81 and 13,712.13

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Solution

The fourth proportional to 31,244.58, 46,877.81 and 13,712.13 is: 20,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,244.58 : 46,877.81 = 13,712.13 : x
  2. Step 2: Convert to fraction form
    31,244.58/46,877.81 = 13,712.13/x
  3. Step 3: Cross multiply
    31,244.58x = 46,877.81 × 13,712.13
  4. Step 4: Simplify right side
    31,244.58x = 642,794,556.27
  5. Step 5: Solve for x
    x = 642,794,556.27/31,244.58
  6. Step 6: Final answer
    x = 20,572.99

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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.