Home / 37,582.48-51,865.11-20,587.75

Finding the Fourth Proportional to 37,582.48, 51,865.11 and 20,587.75

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Solution

The fourth proportional to 37,582.48, 51,865.11 and 20,587.75 is: 28,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,582.48 : 51,865.11 = 20,587.75 : x
  2. Step 2: Convert to fraction form
    37,582.48/51,865.11 = 20,587.75/x
  3. Step 3: Cross multiply
    37,582.48x = 51,865.11 × 20,587.75
  4. Step 4: Simplify right side
    37,582.48x = 1,067,785,918.40
  5. Step 5: Solve for x
    x = 1,067,785,918.40/37,582.48
  6. Step 6: Final answer
    x = 28,411.80

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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.