Home / 37,419.04-51,637.80-20,650.96

Finding the Fourth Proportional to 37,419.04, 51,637.80 and 20,650.96

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Solution

The fourth proportional to 37,419.04, 51,637.80 and 20,650.96 is: 28,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,419.04 : 51,637.80 = 20,650.96 : x
  2. Step 2: Convert to fraction form
    37,419.04/51,637.80 = 20,650.96/x
  3. Step 3: Cross multiply
    37,419.04x = 51,637.80 × 20,650.96
  4. Step 4: Simplify right side
    37,419.04x = 1,066,370,142.29
  5. Step 5: Solve for x
    x = 1,066,370,142.29/37,419.04
  6. Step 6: Final answer
    x = 28,498.06

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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.