Home / 50,471.64-75,674.34-28,287.36

Finding the Fourth Proportional to 50,471.64, 75,674.34 and 28,287.36

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Solution

The fourth proportional to 50,471.64, 75,674.34 and 28,287.36 is: 42,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,471.64 : 75,674.34 = 28,287.36 : x
  2. Step 2: Convert to fraction form
    50,471.64/75,674.34 = 28,287.36/x
  3. Step 3: Cross multiply
    50,471.64x = 75,674.34 × 28,287.36
  4. Step 4: Simplify right side
    50,471.64x = 2,140,627,298.34
  5. Step 5: Solve for x
    x = 2,140,627,298.34/50,471.64
  6. Step 6: Final answer
    x = 42,412.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.