Home / 50,155.79-75,271.49-18,595.56

Finding the Fourth Proportional to 50,155.79, 75,271.49 and 18,595.56

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Solution

The fourth proportional to 50,155.79, 75,271.49 and 18,595.56 is: 27,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155.79 : 75,271.49 = 18,595.56 : x
  2. Step 2: Convert to fraction form
    50,155.79/75,271.49 = 18,595.56/x
  3. Step 3: Cross multiply
    50,155.79x = 75,271.49 × 18,595.56
  4. Step 4: Simplify right side
    50,155.79x = 1,399,715,415.61
  5. Step 5: Solve for x
    x = 1,399,715,415.61/50,155.79
  6. Step 6: Final answer
    x = 27,907.35

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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.