Home / 45,533.64-68,308.29-13,942.92

Finding the Fourth Proportional to 45,533.64, 68,308.29 and 13,942.92

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Solution

The fourth proportional to 45,533.64, 68,308.29 and 13,942.92 is: 20,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,533.64 : 68,308.29 = 13,942.92 : x
  2. Step 2: Convert to fraction form
    45,533.64/68,308.29 = 13,942.92/x
  3. Step 3: Cross multiply
    45,533.64x = 68,308.29 × 13,942.92
  4. Step 4: Simplify right side
    45,533.64x = 952,417,022.81
  5. Step 5: Solve for x
    x = 952,417,022.81/45,533.64
  6. Step 6: Final answer
    x = 20,916.78

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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.