Home / 51,152.08-76,728.94-15,614.16

Finding the Fourth Proportional to 51,152.08, 76,728.94 and 15,614.16

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Solution

The fourth proportional to 51,152.08, 76,728.94 and 15,614.16 is: 23,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152.08 : 76,728.94 = 15,614.16 : x
  2. Step 2: Convert to fraction form
    51,152.08/76,728.94 = 15,614.16/x
  3. Step 3: Cross multiply
    51,152.08x = 76,728.94 × 15,614.16
  4. Step 4: Simplify right side
    51,152.08x = 1,198,057,945.79
  5. Step 5: Solve for x
    x = 1,198,057,945.79/51,152.08
  6. Step 6: Final answer
    x = 23,421.49

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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.