Home / 31,073.15-46,584.21-12,345.14

Finding the Fourth Proportional to 31,073.15, 46,584.21 and 12,345.14

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Solution

The fourth proportional to 31,073.15, 46,584.21 and 12,345.14 is: 18,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,073.15 : 46,584.21 = 12,345.14 : x
  2. Step 2: Convert to fraction form
    31,073.15/46,584.21 = 12,345.14/x
  3. Step 3: Cross multiply
    31,073.15x = 46,584.21 × 12,345.14
  4. Step 4: Simplify right side
    31,073.15x = 575,088,594.24
  5. Step 5: Solve for x
    x = 575,088,594.24/31,073.15
  6. Step 6: Final answer
    x = 18,507.57

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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.