Home / 31,320.24-46,990.60-11,600.24

Finding the Fourth Proportional to 31,320.24, 46,990.60 and 11,600.24

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Solution

The fourth proportional to 31,320.24, 46,990.60 and 11,600.24 is: 17,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,320.24 : 46,990.60 = 11,600.24 : x
  2. Step 2: Convert to fraction form
    31,320.24/46,990.60 = 11,600.24/x
  3. Step 3: Cross multiply
    31,320.24x = 46,990.60 × 11,600.24
  4. Step 4: Simplify right side
    31,320.24x = 545,102,237.74
  5. Step 5: Solve for x
    x = 545,102,237.74/31,320.24
  6. Step 6: Final answer
    x = 17,404.15

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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.