Home / 51,383.64-77,068.44-15,359.60

Finding the Fourth Proportional to 51,383.64, 77,068.44 and 15,359.60

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Solution

The fourth proportional to 51,383.64, 77,068.44 and 15,359.60 is: 23,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,383.64 : 77,068.44 = 15,359.60 : x
  2. Step 2: Convert to fraction form
    51,383.64/77,068.44 = 15,359.60/x
  3. Step 3: Cross multiply
    51,383.64x = 77,068.44 × 15,359.60
  4. Step 4: Simplify right side
    51,383.64x = 1,183,740,411.02
  5. Step 5: Solve for x
    x = 1,183,740,411.02/51,383.64
  6. Step 6: Final answer
    x = 23,037.30

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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.