Home / 50,407.65-75,558.78-18,803.97

Finding the Fourth Proportional to 50,407.65, 75,558.78 and 18,803.97

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Solution

The fourth proportional to 50,407.65, 75,558.78 and 18,803.97 is: 28,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,407.65 : 75,558.78 = 18,803.97 : x
  2. Step 2: Convert to fraction form
    50,407.65/75,558.78 = 18,803.97/x
  3. Step 3: Cross multiply
    50,407.65x = 75,558.78 × 18,803.97
  4. Step 4: Simplify right side
    50,407.65x = 1,420,805,032.36
  5. Step 5: Solve for x
    x = 1,420,805,032.36/50,407.65
  6. Step 6: Final answer
    x = 28,186.30

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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.