Home / 37,288.52-51,458.16-20,521.52

Finding the Fourth Proportional to 37,288.52, 51,458.16 and 20,521.52

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Solution

The fourth proportional to 37,288.52, 51,458.16 and 20,521.52 is: 28,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,288.52 : 51,458.16 = 20,521.52 : x
  2. Step 2: Convert to fraction form
    37,288.52/51,458.16 = 20,521.52/x
  3. Step 3: Cross multiply
    37,288.52x = 51,458.16 × 20,521.52
  4. Step 4: Simplify right side
    37,288.52x = 1,055,999,659.60
  5. Step 5: Solve for x
    x = 1,055,999,659.60/37,288.52
  6. Step 6: Final answer
    x = 28,319.70

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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.