Home / 36,799.36-55,152.76-19,931.71

Finding the Fourth Proportional to 36,799.36, 55,152.76 and 19,931.71

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Solution

The fourth proportional to 36,799.36, 55,152.76 and 19,931.71 is: 29,872.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,799.36 : 55,152.76 = 19,931.71 : x
  2. Step 2: Convert to fraction form
    36,799.36/55,152.76 = 19,931.71/x
  3. Step 3: Cross multiply
    36,799.36x = 55,152.76 × 19,931.71
  4. Step 4: Simplify right side
    36,799.36x = 1,099,288,818.02
  5. Step 5: Solve for x
    x = 1,099,288,818.02/36,799.36
  6. Step 6: Final answer
    x = 29,872.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.