Home / 37,919.68-52,329.32-20,924.16

Finding the Fourth Proportional to 37,919.68, 52,329.32 and 20,924.16

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Solution

The fourth proportional to 37,919.68, 52,329.32 and 20,924.16 is: 28,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,919.68 : 52,329.32 = 20,924.16 : x
  2. Step 2: Convert to fraction form
    37,919.68/52,329.32 = 20,924.16/x
  3. Step 3: Cross multiply
    37,919.68x = 52,329.32 × 20,924.16
  4. Step 4: Simplify right side
    37,919.68x = 1,094,947,064.37
  5. Step 5: Solve for x
    x = 1,094,947,064.37/37,919.68
  6. Step 6: Final answer
    x = 28,875.43

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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.