Home / 50,316.16-75,474.24-18,725.40

Finding the Fourth Proportional to 50,316.16, 75,474.24 and 18,725.40

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Solution

The fourth proportional to 50,316.16, 75,474.24 and 18,725.40 is: 28,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,316.16 : 75,474.24 = 18,725.40 : x
  2. Step 2: Convert to fraction form
    50,316.16/75,474.24 = 18,725.40/x
  3. Step 3: Cross multiply
    50,316.16x = 75,474.24 × 18,725.40
  4. Step 4: Simplify right side
    50,316.16x = 1,413,285,286.88
  5. Step 5: Solve for x
    x = 1,413,285,286.88/50,316.16
  6. Step 6: Final answer
    x = 28,088.10

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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.