Home / 37,686.42-52,007.88-20,692.24

Finding the Fourth Proportional to 37,686.42, 52,007.88 and 20,692.24

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Solution

The fourth proportional to 37,686.42, 52,007.88 and 20,692.24 is: 28,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,686.42 : 52,007.88 = 20,692.24 : x
  2. Step 2: Convert to fraction form
    37,686.42/52,007.88 = 20,692.24/x
  3. Step 3: Cross multiply
    37,686.42x = 52,007.88 × 20,692.24
  4. Step 4: Simplify right side
    37,686.42x = 1,076,159,534.85
  5. Step 5: Solve for x
    x = 1,076,159,534.85/37,686.42
  6. Step 6: Final answer
    x = 28,555.63

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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.