Home / 36,487.37-50,357.56-21,386.04

Finding the Fourth Proportional to 36,487.37, 50,357.56 and 21,386.04

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Solution

The fourth proportional to 36,487.37, 50,357.56 and 21,386.04 is: 29,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.37 : 50,357.56 = 21,386.04 : x
  2. Step 2: Convert to fraction form
    36,487.37/50,357.56 = 21,386.04/x
  3. Step 3: Cross multiply
    36,487.37x = 50,357.56 × 21,386.04
  4. Step 4: Simplify right side
    36,487.37x = 1,076,948,792.46
  5. Step 5: Solve for x
    x = 1,076,948,792.46/36,487.37
  6. Step 6: Final answer
    x = 29,515.66

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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.