Home / 31,215.90-46,925.36-25,043.45

Finding the Fourth Proportional to 31,215.90, 46,925.36 and 25,043.45

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Solution

The fourth proportional to 31,215.90, 46,925.36 and 25,043.45 is: 37,646.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,215.90 : 46,925.36 = 25,043.45 : x
  2. Step 2: Convert to fraction form
    31,215.90/46,925.36 = 25,043.45/x
  3. Step 3: Cross multiply
    31,215.90x = 46,925.36 × 25,043.45
  4. Step 4: Simplify right side
    31,215.90x = 1,175,172,904.92
  5. Step 5: Solve for x
    x = 1,175,172,904.92/31,215.90
  6. Step 6: Final answer
    x = 37,646.61

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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.