Home / 31,127.76-46,684.08-10,348.56

Finding the Fourth Proportional to 31,127.76, 46,684.08 and 10,348.56

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Solution

The fourth proportional to 31,127.76, 46,684.08 and 10,348.56 is: 15,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,127.76 : 46,684.08 = 10,348.56 : x
  2. Step 2: Convert to fraction form
    31,127.76/46,684.08 = 10,348.56/x
  3. Step 3: Cross multiply
    31,127.76x = 46,684.08 × 10,348.56
  4. Step 4: Simplify right side
    31,127.76x = 483,113,002.92
  5. Step 5: Solve for x
    x = 483,113,002.92/31,127.76
  6. Step 6: Final answer
    x = 15,520.33

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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.