Home / 36,970.49-51,019.27-21,056.42

Finding the Fourth Proportional to 36,970.49, 51,019.27 and 21,056.42

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Solution

The fourth proportional to 36,970.49, 51,019.27 and 21,056.42 is: 29,057.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.49 : 51,019.27 = 21,056.42 : x
  2. Step 2: Convert to fraction form
    36,970.49/51,019.27 = 21,056.42/x
  3. Step 3: Cross multiply
    36,970.49x = 51,019.27 × 21,056.42
  4. Step 4: Simplify right side
    36,970.49x = 1,074,283,170.13
  5. Step 5: Solve for x
    x = 1,074,283,170.13/36,970.49
  6. Step 6: Final answer
    x = 29,057.86

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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.