Home / 51,168.16-76,752.25-15,628.05

Finding the Fourth Proportional to 51,168.16, 76,752.25 and 15,628.05

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Solution

The fourth proportional to 51,168.16, 76,752.25 and 15,628.05 is: 23,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,168.16 : 76,752.25 = 15,628.05 : x
  2. Step 2: Convert to fraction form
    51,168.16/76,752.25 = 15,628.05/x
  3. Step 3: Cross multiply
    51,168.16x = 76,752.25 × 15,628.05
  4. Step 4: Simplify right side
    51,168.16x = 1,199,487,673.72
  5. Step 5: Solve for x
    x = 1,199,487,673.72/51,168.16
  6. Step 6: Final answer
    x = 23,442.07

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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.