Home / 37,702.64-52,029.24-20,935.76

Finding the Fourth Proportional to 37,702.64, 52,029.24 and 20,935.76

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Solution

The fourth proportional to 37,702.64, 52,029.24 and 20,935.76 is: 28,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,702.64 : 52,029.24 = 20,935.76 : x
  2. Step 2: Convert to fraction form
    37,702.64/52,029.24 = 20,935.76/x
  3. Step 3: Cross multiply
    37,702.64x = 52,029.24 × 20,935.76
  4. Step 4: Simplify right side
    37,702.64x = 1,089,271,681.62
  5. Step 5: Solve for x
    x = 1,089,271,681.62/37,702.64
  6. Step 6: Final answer
    x = 28,891.12

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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.