Home / 37,995.04-52,433.04-20,998.80

Finding the Fourth Proportional to 37,995.04, 52,433.04 and 20,998.80

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Solution

The fourth proportional to 37,995.04, 52,433.04 and 20,998.80 is: 28,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,995.04 : 52,433.04 = 20,998.80 : x
  2. Step 2: Convert to fraction form
    37,995.04/52,433.04 = 20,998.80/x
  3. Step 3: Cross multiply
    37,995.04x = 52,433.04 × 20,998.80
  4. Step 4: Simplify right side
    37,995.04x = 1,101,030,920.35
  5. Step 5: Solve for x
    x = 1,101,030,920.35/37,995.04
  6. Step 6: Final answer
    x = 28,978.28

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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.