Home / 50,618.79-75,929.40-15,558.75

Finding the Fourth Proportional to 50,618.79, 75,929.40 and 15,558.75

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Solution

The fourth proportional to 50,618.79, 75,929.40 and 15,558.75 is: 23,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,618.79 : 75,929.40 = 15,558.75 : x
  2. Step 2: Convert to fraction form
    50,618.79/75,929.40 = 15,558.75/x
  3. Step 3: Cross multiply
    50,618.79x = 75,929.40 × 15,558.75
  4. Step 4: Simplify right side
    50,618.79x = 1,181,366,552.25
  5. Step 5: Solve for x
    x = 1,181,366,552.25/50,618.79
  6. Step 6: Final answer
    x = 23,338.50

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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.