Home / 37,913.62-52,320.03-20,917.24

Finding the Fourth Proportional to 37,913.62, 52,320.03 and 20,917.24

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Solution

The fourth proportional to 37,913.62, 52,320.03 and 20,917.24 is: 28,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,913.62 : 52,320.03 = 20,917.24 : x
  2. Step 2: Convert to fraction form
    37,913.62/52,320.03 = 20,917.24/x
  3. Step 3: Cross multiply
    37,913.62x = 52,320.03 × 20,917.24
  4. Step 4: Simplify right side
    37,913.62x = 1,094,390,415.08
  5. Step 5: Solve for x
    x = 1,094,390,415.08/37,913.62
  6. Step 6: Final answer
    x = 28,865.36

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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.