Home / 37,434.87-51,660.23-20,439.26

Finding the Fourth Proportional to 37,434.87, 51,660.23 and 20,439.26

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Solution

The fourth proportional to 37,434.87, 51,660.23 and 20,439.26 is: 28,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,434.87 : 51,660.23 = 20,439.26 : x
  2. Step 2: Convert to fraction form
    37,434.87/51,660.23 = 20,439.26/x
  3. Step 3: Cross multiply
    37,434.87x = 51,660.23 × 20,439.26
  4. Step 4: Simplify right side
    37,434.87x = 1,055,896,966.12
  5. Step 5: Solve for x
    x = 1,055,896,966.12/37,434.87
  6. Step 6: Final answer
    x = 28,206.24

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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.