Home / 31,242.76-46,869.54-13,714.36

Finding the Fourth Proportional to 31,242.76, 46,869.54 and 13,714.36

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Solution

The fourth proportional to 31,242.76, 46,869.54 and 13,714.36 is: 20,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,242.76 : 46,869.54 = 13,714.36 : x
  2. Step 2: Convert to fraction form
    31,242.76/46,869.54 = 13,714.36/x
  3. Step 3: Cross multiply
    31,242.76x = 46,869.54 × 13,714.36
  4. Step 4: Simplify right side
    31,242.76x = 642,785,744.59
  5. Step 5: Solve for x
    x = 642,785,744.59/31,242.76
  6. Step 6: Final answer
    x = 20,573.91

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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.