Home / 29,394.60-40,563.72-15,965.41

Finding the Fourth Proportional to 29,394.60, 40,563.72 and 15,965.41

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Solution

The fourth proportional to 29,394.60, 40,563.72 and 15,965.41 is: 22,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,394.60 : 40,563.72 = 15,965.41 : x
  2. Step 2: Convert to fraction form
    29,394.60/40,563.72 = 15,965.41/x
  3. Step 3: Cross multiply
    29,394.60x = 40,563.72 × 15,965.41
  4. Step 4: Simplify right side
    29,394.60x = 647,616,319.52
  5. Step 5: Solve for x
    x = 647,616,319.52/29,394.60
  6. Step 6: Final answer
    x = 22,031.81

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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.