Home / 50,581.02-75,815.01-18,960.66

Finding the Fourth Proportional to 50,581.02, 75,815.01 and 18,960.66

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Solution

The fourth proportional to 50,581.02, 75,815.01 and 18,960.66 is: 28,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,581.02 : 75,815.01 = 18,960.66 : x
  2. Step 2: Convert to fraction form
    50,581.02/75,815.01 = 18,960.66/x
  3. Step 3: Cross multiply
    50,581.02x = 75,815.01 × 18,960.66
  4. Step 4: Simplify right side
    50,581.02x = 1,437,502,627.51
  5. Step 5: Solve for x
    x = 1,437,502,627.51/50,581.02
  6. Step 6: Final answer
    x = 28,419.80

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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.