Home / 36,197.13-49,953.03-20,281.23

Finding the Fourth Proportional to 36,197.13, 49,953.03 and 20,281.23

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Solution

The fourth proportional to 36,197.13, 49,953.03 and 20,281.23 is: 27,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.13 : 49,953.03 = 20,281.23 : x
  2. Step 2: Convert to fraction form
    36,197.13/49,953.03 = 20,281.23/x
  3. Step 3: Cross multiply
    36,197.13x = 49,953.03 × 20,281.23
  4. Step 4: Simplify right side
    36,197.13x = 1,013,108,890.63
  5. Step 5: Solve for x
    x = 1,013,108,890.63/36,197.13
  6. Step 6: Final answer
    x = 27,988.65

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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.