Home / 36,998.81-51,061.69-21,088.38

Finding the Fourth Proportional to 36,998.81, 51,061.69 and 21,088.38

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Solution

The fourth proportional to 36,998.81, 51,061.69 and 21,088.38 is: 29,103.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,998.81 : 51,061.69 = 21,088.38 : x
  2. Step 2: Convert to fraction form
    36,998.81/51,061.69 = 21,088.38/x
  3. Step 3: Cross multiply
    36,998.81x = 51,061.69 × 21,088.38
  4. Step 4: Simplify right side
    36,998.81x = 1,076,808,540.00
  5. Step 5: Solve for x
    x = 1,076,808,540.00/36,998.81
  6. Step 6: Final answer
    x = 29,103.87

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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.