Home / 37,100.60-51,202.08-21,190.16

Finding the Fourth Proportional to 37,100.60, 51,202.08 and 21,190.16

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Solution

The fourth proportional to 37,100.60, 51,202.08 and 21,190.16 is: 29,244.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,100.60 : 51,202.08 = 21,190.16 : x
  2. Step 2: Convert to fraction form
    37,100.60/51,202.08 = 21,190.16/x
  3. Step 3: Cross multiply
    37,100.60x = 51,202.08 × 21,190.16
  4. Step 4: Simplify right side
    37,100.60x = 1,084,980,267.53
  5. Step 5: Solve for x
    x = 1,084,980,267.53/37,100.60
  6. Step 6: Final answer
    x = 29,244.28

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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.