Home / 31,272.43-46,894.47-13,494.70

Finding the Fourth Proportional to 31,272.43, 46,894.47 and 13,494.70

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Solution

The fourth proportional to 31,272.43, 46,894.47 and 13,494.70 is: 20,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.43 : 46,894.47 = 13,494.70 : x
  2. Step 2: Convert to fraction form
    31,272.43/46,894.47 = 13,494.70/x
  3. Step 3: Cross multiply
    31,272.43x = 46,894.47 × 13,494.70
  4. Step 4: Simplify right side
    31,272.43x = 632,826,804.31
  5. Step 5: Solve for x
    x = 632,826,804.31/31,272.43
  6. Step 6: Final answer
    x = 20,235.93

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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.