Home / 39,464.18-54,461.66-22,239.32

Finding the Fourth Proportional to 39,464.18, 54,461.66 and 22,239.32

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Solution

The fourth proportional to 39,464.18, 54,461.66 and 22,239.32 is: 30,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.18 : 54,461.66 = 22,239.32 : x
  2. Step 2: Convert to fraction form
    39,464.18/54,461.66 = 22,239.32/x
  3. Step 3: Cross multiply
    39,464.18x = 54,461.66 × 22,239.32
  4. Step 4: Simplify right side
    39,464.18x = 1,211,190,309.43
  5. Step 5: Solve for x
    x = 1,211,190,309.43/39,464.18
  6. Step 6: Final answer
    x = 30,690.88

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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.