Home / 24,271.40-36,407.10-20,930.60

Finding the Fourth Proportional to 24,271.40, 36,407.10 and 20,930.60

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Solution

The fourth proportional to 24,271.40, 36,407.10 and 20,930.60 is: 31,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,271.40 : 36,407.10 = 20,930.60 : x
  2. Step 2: Convert to fraction form
    24,271.40/36,407.10 = 20,930.60/x
  3. Step 3: Cross multiply
    24,271.40x = 36,407.10 × 20,930.60
  4. Step 4: Simplify right side
    24,271.40x = 762,022,447.26
  5. Step 5: Solve for x
    x = 762,022,447.26/24,271.40
  6. Step 6: Final answer
    x = 31,395.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.