Home / 31,013.07-46,498.54-15,778.19

Finding the Fourth Proportional to 31,013.07, 46,498.54 and 15,778.19

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Solution

The fourth proportional to 31,013.07, 46,498.54 and 15,778.19 is: 23,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,013.07 : 46,498.54 = 15,778.19 : x
  2. Step 2: Convert to fraction form
    31,013.07/46,498.54 = 15,778.19/x
  3. Step 3: Cross multiply
    31,013.07x = 46,498.54 × 15,778.19
  4. Step 4: Simplify right side
    31,013.07x = 733,662,682.60
  5. Step 5: Solve for x
    x = 733,662,682.60/31,013.07
  6. Step 6: Final answer
    x = 23,656.57

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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.