Home / 37,328.04-51,512.68-20,561.04

Finding the Fourth Proportional to 37,328.04, 51,512.68 and 20,561.04

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Solution

The fourth proportional to 37,328.04, 51,512.68 and 20,561.04 is: 28,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.04 : 51,512.68 = 20,561.04 : x
  2. Step 2: Convert to fraction form
    37,328.04/51,512.68 = 20,561.04/x
  3. Step 3: Cross multiply
    37,328.04x = 51,512.68 × 20,561.04
  4. Step 4: Simplify right side
    37,328.04x = 1,059,154,273.99
  5. Step 5: Solve for x
    x = 1,059,154,273.99/37,328.04
  6. Step 6: Final answer
    x = 28,374.23

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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.