Home / 37,170.16-51,293.28-20,403.52

Finding the Fourth Proportional to 37,170.16, 51,293.28 and 20,403.52

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Solution

The fourth proportional to 37,170.16, 51,293.28 and 20,403.52 is: 28,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,170.16 : 51,293.28 = 20,403.52 : x
  2. Step 2: Convert to fraction form
    37,170.16/51,293.28 = 20,403.52/x
  3. Step 3: Cross multiply
    37,170.16x = 51,293.28 × 20,403.52
  4. Step 4: Simplify right side
    37,170.16x = 1,046,563,464.35
  5. Step 5: Solve for x
    x = 1,046,563,464.35/37,170.16
  6. Step 6: Final answer
    x = 28,156.01

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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.