Home / 51,125.64-76,688.46-23,423.64

Finding the Fourth Proportional to 51,125.64, 76,688.46 and 23,423.64

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Solution

The fourth proportional to 51,125.64, 76,688.46 and 23,423.64 is: 35,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125.64 : 76,688.46 = 23,423.64 : x
  2. Step 2: Convert to fraction form
    51,125.64/76,688.46 = 23,423.64/x
  3. Step 3: Cross multiply
    51,125.64x = 76,688.46 × 23,423.64
  4. Step 4: Simplify right side
    51,125.64x = 1,796,322,879.19
  5. Step 5: Solve for x
    x = 1,796,322,879.19/51,125.64
  6. Step 6: Final answer
    x = 35,135.46

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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.