Home / 39,366.60-54,325.94-21,461.64

Finding the Fourth Proportional to 39,366.60, 54,325.94 and 21,461.64

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Solution

The fourth proportional to 39,366.60, 54,325.94 and 21,461.64 is: 29,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366.60 : 54,325.94 = 21,461.64 : x
  2. Step 2: Convert to fraction form
    39,366.60/54,325.94 = 21,461.64/x
  3. Step 3: Cross multiply
    39,366.60x = 54,325.94 × 21,461.64
  4. Step 4: Simplify right side
    39,366.60x = 1,165,923,659.63
  5. Step 5: Solve for x
    x = 1,165,923,659.63/39,366.60
  6. Step 6: Final answer
    x = 29,617.08

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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.