Home / 31,460.41-43,417.15-18,033.89

Finding the Fourth Proportional to 31,460.41, 43,417.15 and 18,033.89

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Solution

The fourth proportional to 31,460.41, 43,417.15 and 18,033.89 is: 24,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.41 : 43,417.15 = 18,033.89 : x
  2. Step 2: Convert to fraction form
    31,460.41/43,417.15 = 18,033.89/x
  3. Step 3: Cross multiply
    31,460.41x = 43,417.15 × 18,033.89
  4. Step 4: Simplify right side
    31,460.41x = 782,980,107.21
  5. Step 5: Solve for x
    x = 782,980,107.21/31,460.41
  6. Step 6: Final answer
    x = 24,887.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.