Home / 50,782.27-70,079.34-28,426.27

Finding the Fourth Proportional to 50,782.27, 70,079.34 and 28,426.27

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Solution

The fourth proportional to 50,782.27, 70,079.34 and 28,426.27 is: 39,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,782.27 : 70,079.34 = 28,426.27 : x
  2. Step 2: Convert to fraction form
    50,782.27/70,079.34 = 28,426.27/x
  3. Step 3: Cross multiply
    50,782.27x = 70,079.34 × 28,426.27
  4. Step 4: Simplify right side
    50,782.27x = 1,992,094,240.26
  5. Step 5: Solve for x
    x = 1,992,094,240.26/50,782.27
  6. Step 6: Final answer
    x = 39,228.14

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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.