Home / 38,913.48-53,701.92-23,011.56

Finding the Fourth Proportional to 38,913.48, 53,701.92 and 23,011.56

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Solution

The fourth proportional to 38,913.48, 53,701.92 and 23,011.56 is: 31,756.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.48 : 53,701.92 = 23,011.56 : x
  2. Step 2: Convert to fraction form
    38,913.48/53,701.92 = 23,011.56/x
  3. Step 3: Cross multiply
    38,913.48x = 53,701.92 × 23,011.56
  4. Step 4: Simplify right side
    38,913.48x = 1,235,764,954.20
  5. Step 5: Solve for x
    x = 1,235,764,954.20/38,913.48
  6. Step 6: Final answer
    x = 31,756.73

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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.