Home / 37,674.86-51,990.75-21,542.00

Finding the Fourth Proportional to 37,674.86, 51,990.75 and 21,542.00

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Solution

The fourth proportional to 37,674.86, 51,990.75 and 21,542.00 is: 29,727.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,674.86 : 51,990.75 = 21,542.00 : x
  2. Step 2: Convert to fraction form
    37,674.86/51,990.75 = 21,542.00/x
  3. Step 3: Cross multiply
    37,674.86x = 51,990.75 × 21,542.00
  4. Step 4: Simplify right side
    37,674.86x = 1,119,984,476.55
  5. Step 5: Solve for x
    x = 1,119,984,476.55/37,674.86
  6. Step 6: Final answer
    x = 29,727.64

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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.