Home / 38,650.78-53,338.20-22,527.63

Finding the Fourth Proportional to 38,650.78, 53,338.20 and 22,527.63

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Solution

The fourth proportional to 38,650.78, 53,338.20 and 22,527.63 is: 31,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.78 : 53,338.20 = 22,527.63 : x
  2. Step 2: Convert to fraction form
    38,650.78/53,338.20 = 22,527.63/x
  3. Step 3: Cross multiply
    38,650.78x = 53,338.20 × 22,527.63
  4. Step 4: Simplify right side
    38,650.78x = 1,201,583,149.99
  5. Step 5: Solve for x
    x = 1,201,583,149.99/38,650.78
  6. Step 6: Final answer
    x = 31,088.20

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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.