Home / 50,207.81-75,312.26-15,147.77

Finding the Fourth Proportional to 50,207.81, 75,312.26 and 15,147.77

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Solution

The fourth proportional to 50,207.81, 75,312.26 and 15,147.77 is: 22,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,207.81 : 75,312.26 = 15,147.77 : x
  2. Step 2: Convert to fraction form
    50,207.81/75,312.26 = 15,147.77/x
  3. Step 3: Cross multiply
    50,207.81x = 75,312.26 × 15,147.77
  4. Step 4: Simplify right side
    50,207.81x = 1,140,812,716.92
  5. Step 5: Solve for x
    x = 1,140,812,716.92/50,207.81
  6. Step 6: Final answer
    x = 22,721.82

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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.