Home / 31,424.71-43,364.98-17,277.44

Finding the Fourth Proportional to 31,424.71, 43,364.98 and 17,277.44

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Solution

The fourth proportional to 31,424.71, 43,364.98 and 17,277.44 is: 23,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.71 : 43,364.98 = 17,277.44 : x
  2. Step 2: Convert to fraction form
    31,424.71/43,364.98 = 17,277.44/x
  3. Step 3: Cross multiply
    31,424.71x = 43,364.98 × 17,277.44
  4. Step 4: Simplify right side
    31,424.71x = 749,235,840.05
  5. Step 5: Solve for x
    x = 749,235,840.05/31,424.71
  6. Step 6: Final answer
    x = 23,842.25

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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.