Home / 31,258.35-46,898.33-13,725.63

Finding the Fourth Proportional to 31,258.35, 46,898.33 and 13,725.63

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Solution

The fourth proportional to 31,258.35, 46,898.33 and 13,725.63 is: 20,593.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,258.35 : 46,898.33 = 13,725.63 : x
  2. Step 2: Convert to fraction form
    31,258.35/46,898.33 = 13,725.63/x
  3. Step 3: Cross multiply
    31,258.35x = 46,898.33 × 13,725.63
  4. Step 4: Simplify right side
    31,258.35x = 643,709,056.57
  5. Step 5: Solve for x
    x = 643,709,056.57/31,258.35
  6. Step 6: Final answer
    x = 20,593.19

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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.