Home / 57,471.32-79,300.76-31,974.36

Finding the Fourth Proportional to 57,471.32, 79,300.76 and 31,974.36

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Solution

The fourth proportional to 57,471.32, 79,300.76 and 31,974.36 is: 44,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,471.32 : 79,300.76 = 31,974.36 : x
  2. Step 2: Convert to fraction form
    57,471.32/79,300.76 = 31,974.36/x
  3. Step 3: Cross multiply
    57,471.32x = 79,300.76 × 31,974.36
  4. Step 4: Simplify right side
    57,471.32x = 2,535,591,048.51
  5. Step 5: Solve for x
    x = 2,535,591,048.51/57,471.32
  6. Step 6: Final answer
    x = 44,119.24

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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.