Home / 31,113.51-46,686.66-13,562.83

Finding the Fourth Proportional to 31,113.51, 46,686.66 and 13,562.83

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Solution

The fourth proportional to 31,113.51, 46,686.66 and 13,562.83 is: 20,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,113.51 : 46,686.66 = 13,562.83 : x
  2. Step 2: Convert to fraction form
    31,113.51/46,686.66 = 13,562.83/x
  3. Step 3: Cross multiply
    31,113.51x = 46,686.66 × 13,562.83
  4. Step 4: Simplify right side
    31,113.51x = 633,203,232.85
  5. Step 5: Solve for x
    x = 633,203,232.85/31,113.51
  6. Step 6: Final answer
    x = 20,351.39

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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.