Home / 37,772.30-56,702.10-20,276.30

Finding the Fourth Proportional to 37,772.30, 56,702.10 and 20,276.30

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Solution

The fourth proportional to 37,772.30, 56,702.10 and 20,276.30 is: 30,437.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,772.30 : 56,702.10 = 20,276.30 : x
  2. Step 2: Convert to fraction form
    37,772.30/56,702.10 = 20,276.30/x
  3. Step 3: Cross multiply
    37,772.30x = 56,702.10 × 20,276.30
  4. Step 4: Simplify right side
    37,772.30x = 1,149,708,790.23
  5. Step 5: Solve for x
    x = 1,149,708,790.23/37,772.30
  6. Step 6: Final answer
    x = 30,437.88

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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.