Home / 31,185.68-46,773.57-10,409.18

Finding the Fourth Proportional to 31,185.68, 46,773.57 and 10,409.18

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Solution

The fourth proportional to 31,185.68, 46,773.57 and 10,409.18 is: 15,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185.68 : 46,773.57 = 10,409.18 : x
  2. Step 2: Convert to fraction form
    31,185.68/46,773.57 = 10,409.18/x
  3. Step 3: Cross multiply
    31,185.68x = 46,773.57 × 10,409.18
  4. Step 4: Simplify right side
    31,185.68x = 486,874,509.37
  5. Step 5: Solve for x
    x = 486,874,509.37/31,185.68
  6. Step 6: Final answer
    x = 15,612.12

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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.