Home / 31,898.41-44,017.93-18,468.71

Finding the Fourth Proportional to 31,898.41, 44,017.93 and 18,468.71

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Solution

The fourth proportional to 31,898.41, 44,017.93 and 18,468.71 is: 25,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898.41 : 44,017.93 = 18,468.71 : x
  2. Step 2: Convert to fraction form
    31,898.41/44,017.93 = 18,468.71/x
  3. Step 3: Cross multiply
    31,898.41x = 44,017.93 × 18,468.71
  4. Step 4: Simplify right side
    31,898.41x = 812,954,352.03
  5. Step 5: Solve for x
    x = 812,954,352.03/31,898.41
  6. Step 6: Final answer
    x = 25,485.73

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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.