Home / 31,964.40-44,110-18,352.05

Finding the Fourth Proportional to 31,964.40, 44,110 and 18,352.05

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Solution

The fourth proportional to 31,964.40, 44,110 and 18,352.05 is: 25,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964.40 : 44,110 = 18,352.05 : x
  2. Step 2: Convert to fraction form
    31,964.40/44,110 = 18,352.05/x
  3. Step 3: Cross multiply
    31,964.40x = 44,110 × 18,352.05
  4. Step 4: Simplify right side
    31,964.40x = 809,508,925.50
  5. Step 5: Solve for x
    x = 809,508,925.50/31,964.40
  6. Step 6: Final answer
    x = 25,325.33

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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.