Home / 37,635.96-51,934.80-20,637.48

Finding the Fourth Proportional to 37,635.96, 51,934.80 and 20,637.48

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Solution

The fourth proportional to 37,635.96, 51,934.80 and 20,637.48 is: 28,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,635.96 : 51,934.80 = 20,637.48 : x
  2. Step 2: Convert to fraction form
    37,635.96/51,934.80 = 20,637.48/x
  3. Step 3: Cross multiply
    37,635.96x = 51,934.80 × 20,637.48
  4. Step 4: Simplify right side
    37,635.96x = 1,071,803,396.30
  5. Step 5: Solve for x
    x = 1,071,803,396.30/37,635.96
  6. Step 6: Final answer
    x = 28,478.17

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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.