Home / 51,152.47-76,728.54-23,039.62

Finding the Fourth Proportional to 51,152.47, 76,728.54 and 23,039.62

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Solution

The fourth proportional to 51,152.47, 76,728.54 and 23,039.62 is: 34,559.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152.47 : 76,728.54 = 23,039.62 : x
  2. Step 2: Convert to fraction form
    51,152.47/76,728.54 = 23,039.62/x
  3. Step 3: Cross multiply
    51,152.47x = 76,728.54 × 23,039.62
  4. Step 4: Simplify right side
    51,152.47x = 1,767,796,404.75
  5. Step 5: Solve for x
    x = 1,767,796,404.75/51,152.47
  6. Step 6: Final answer
    x = 34,559.36

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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.