Home / 31,124.09-46,686.10-11,404.18

Finding the Fourth Proportional to 31,124.09, 46,686.10 and 11,404.18

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Solution

The fourth proportional to 31,124.09, 46,686.10 and 11,404.18 is: 17,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124.09 : 46,686.10 = 11,404.18 : x
  2. Step 2: Convert to fraction form
    31,124.09/46,686.10 = 11,404.18/x
  3. Step 3: Cross multiply
    31,124.09x = 46,686.10 × 11,404.18
  4. Step 4: Simplify right side
    31,124.09x = 532,416,542.67
  5. Step 5: Solve for x
    x = 532,416,542.67/31,124.09
  6. Step 6: Final answer
    x = 17,106.26

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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.