Home / 36,092.52-49,814.10-20,989.98

Finding the Fourth Proportional to 36,092.52, 49,814.10 and 20,989.98

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Solution

The fourth proportional to 36,092.52, 49,814.10 and 20,989.98 is: 28,969.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,092.52 : 49,814.10 = 20,989.98 : x
  2. Step 2: Convert to fraction form
    36,092.52/49,814.10 = 20,989.98/x
  3. Step 3: Cross multiply
    36,092.52x = 49,814.10 × 20,989.98
  4. Step 4: Simplify right side
    36,092.52x = 1,045,596,962.72
  5. Step 5: Solve for x
    x = 1,045,596,962.72/36,092.52
  6. Step 6: Final answer
    x = 28,969.91

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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.