Home / 50,428.77-75,643.08-14,890.56

Finding the Fourth Proportional to 50,428.77, 75,643.08 and 14,890.56

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Solution

The fourth proportional to 50,428.77, 75,643.08 and 14,890.56 is: 22,335.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.77 : 75,643.08 = 14,890.56 : x
  2. Step 2: Convert to fraction form
    50,428.77/75,643.08 = 14,890.56/x
  3. Step 3: Cross multiply
    50,428.77x = 75,643.08 × 14,890.56
  4. Step 4: Simplify right side
    50,428.77x = 1,126,367,443.11
  5. Step 5: Solve for x
    x = 1,126,367,443.11/50,428.77
  6. Step 6: Final answer
    x = 22,335.81

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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.