Home / 37,651.38-51,959.60-20,656.50

Finding the Fourth Proportional to 37,651.38, 51,959.60 and 20,656.50

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Solution

The fourth proportional to 37,651.38, 51,959.60 and 20,656.50 is: 28,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,651.38 : 51,959.60 = 20,656.50 : x
  2. Step 2: Convert to fraction form
    37,651.38/51,959.60 = 20,656.50/x
  3. Step 3: Cross multiply
    37,651.38x = 51,959.60 × 20,656.50
  4. Step 4: Simplify right side
    37,651.38x = 1,073,303,374.12
  5. Step 5: Solve for x
    x = 1,073,303,374.12/37,651.38
  6. Step 6: Final answer
    x = 28,506.35

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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.