Home / 36,130.17-49,869.65-21,025.75

Finding the Fourth Proportional to 36,130.17, 49,869.65 and 21,025.75

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Solution

The fourth proportional to 36,130.17, 49,869.65 and 21,025.75 is: 29,021.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130.17 : 49,869.65 = 21,025.75 : x
  2. Step 2: Convert to fraction form
    36,130.17/49,869.65 = 21,025.75/x
  3. Step 3: Cross multiply
    36,130.17x = 49,869.65 × 21,025.75
  4. Step 4: Simplify right side
    36,130.17x = 1,048,546,793.49
  5. Step 5: Solve for x
    x = 1,048,546,793.49/36,130.17
  6. Step 6: Final answer
    x = 29,021.36

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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.