Home / 50,128.95-69,178.64-27,467.49

Finding the Fourth Proportional to 50,128.95, 69,178.64 and 27,467.49

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Solution

The fourth proportional to 50,128.95, 69,178.64 and 27,467.49 is: 37,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,128.95 : 69,178.64 = 27,467.49 : x
  2. Step 2: Convert to fraction form
    50,128.95/69,178.64 = 27,467.49/x
  3. Step 3: Cross multiply
    50,128.95x = 69,178.64 × 27,467.49
  4. Step 4: Simplify right side
    50,128.95x = 1,900,163,465.08
  5. Step 5: Solve for x
    x = 1,900,163,465.08/50,128.95
  6. Step 6: Final answer
    x = 37,905.51

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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.