Home / 45,510.32-68,268.72-15,935.60

Finding the Fourth Proportional to 45,510.32, 68,268.72 and 15,935.60

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Solution

The fourth proportional to 45,510.32, 68,268.72 and 15,935.60 is: 23,904.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,510.32 : 68,268.72 = 15,935.60 : x
  2. Step 2: Convert to fraction form
    45,510.32/68,268.72 = 15,935.60/x
  3. Step 3: Cross multiply
    45,510.32x = 68,268.72 × 15,935.60
  4. Step 4: Simplify right side
    45,510.32x = 1,087,903,014.43
  5. Step 5: Solve for x
    x = 1,087,903,014.43/45,510.32
  6. Step 6: Final answer
    x = 23,904.53

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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.