Home / 37,290.15-51,460.40-20,523.15

Finding the Fourth Proportional to 37,290.15, 51,460.40 and 20,523.15

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Solution

The fourth proportional to 37,290.15, 51,460.40 and 20,523.15 is: 28,321.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.15 : 51,460.40 = 20,523.15 : x
  2. Step 2: Convert to fraction form
    37,290.15/51,460.40 = 20,523.15/x
  3. Step 3: Cross multiply
    37,290.15x = 51,460.40 × 20,523.15
  4. Step 4: Simplify right side
    37,290.15x = 1,056,129,405.64
  5. Step 5: Solve for x
    x = 1,056,129,405.64/37,290.15
  6. Step 6: Final answer
    x = 28,321.94

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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.