Home / 37,276.92-51,442.16-20,509.92

Finding the Fourth Proportional to 37,276.92, 51,442.16 and 20,509.92

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Solution

The fourth proportional to 37,276.92, 51,442.16 and 20,509.92 is: 28,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.92 : 51,442.16 = 20,509.92 : x
  2. Step 2: Convert to fraction form
    37,276.92/51,442.16 = 20,509.92/x
  3. Step 3: Cross multiply
    37,276.92x = 51,442.16 × 20,509.92
  4. Step 4: Simplify right side
    37,276.92x = 1,055,074,483.68
  5. Step 5: Solve for x
    x = 1,055,074,483.68/37,276.92
  6. Step 6: Final answer
    x = 28,303.69

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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.