Home / 36,280.71-50,070.42-21,174.35

Finding the Fourth Proportional to 36,280.71, 50,070.42 and 21,174.35

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Solution

The fourth proportional to 36,280.71, 50,070.42 and 21,174.35 is: 29,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.71 : 50,070.42 = 21,174.35 : x
  2. Step 2: Convert to fraction form
    36,280.71/50,070.42 = 21,174.35/x
  3. Step 3: Cross multiply
    36,280.71x = 50,070.42 × 21,174.35
  4. Step 4: Simplify right side
    36,280.71x = 1,060,208,347.37
  5. Step 5: Solve for x
    x = 1,060,208,347.37/36,280.71
  6. Step 6: Final answer
    x = 29,222.37

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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.