Home / 34,274.81-47,304.74-20,124.92

Finding the Fourth Proportional to 34,274.81, 47,304.74 and 20,124.92

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Solution

The fourth proportional to 34,274.81, 47,304.74 and 20,124.92 is: 27,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.81 : 47,304.74 = 20,124.92 : x
  2. Step 2: Convert to fraction form
    34,274.81/47,304.74 = 20,124.92/x
  3. Step 3: Cross multiply
    34,274.81x = 47,304.74 × 20,124.92
  4. Step 4: Simplify right side
    34,274.81x = 952,004,276.69
  5. Step 5: Solve for x
    x = 952,004,276.69/34,274.81
  6. Step 6: Final answer
    x = 27,775.62

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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.