Home / 37,549.58-51,818.96-20,782.58

Finding the Fourth Proportional to 37,549.58, 51,818.96 and 20,782.58

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Solution

The fourth proportional to 37,549.58, 51,818.96 and 20,782.58 is: 28,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,549.58 : 51,818.96 = 20,782.58 : x
  2. Step 2: Convert to fraction form
    37,549.58/51,818.96 = 20,782.58/x
  3. Step 3: Cross multiply
    37,549.58x = 51,818.96 × 20,782.58
  4. Step 4: Simplify right side
    37,549.58x = 1,076,931,577.80
  5. Step 5: Solve for x
    x = 1,076,931,577.80/37,549.58
  6. Step 6: Final answer
    x = 28,680.26

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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.