Home / 31,028.24-46,561.80-12,560.24

Finding the Fourth Proportional to 31,028.24, 46,561.80 and 12,560.24

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Solution

The fourth proportional to 31,028.24, 46,561.80 and 12,560.24 is: 18,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028.24 : 46,561.80 = 12,560.24 : x
  2. Step 2: Convert to fraction form
    31,028.24/46,561.80 = 12,560.24/x
  3. Step 3: Cross multiply
    31,028.24x = 46,561.80 × 12,560.24
  4. Step 4: Simplify right side
    31,028.24x = 584,827,382.83
  5. Step 5: Solve for x
    x = 584,827,382.83/31,028.24
  6. Step 6: Final answer
    x = 18,848.23

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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.