Home / 67,801.28-101,697.36-23,428.64

Finding the Fourth Proportional to 67,801.28, 101,697.36 and 23,428.64

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Solution

The fourth proportional to 67,801.28, 101,697.36 and 23,428.64 is: 35,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,801.28 : 101,697.36 = 23,428.64 : x
  2. Step 2: Convert to fraction form
    67,801.28/101,697.36 = 23,428.64/x
  3. Step 3: Cross multiply
    67,801.28x = 101,697.36 × 23,428.64
  4. Step 4: Simplify right side
    67,801.28x = 2,382,630,836.39
  5. Step 5: Solve for x
    x = 2,382,630,836.39/67,801.28
  6. Step 6: Final answer
    x = 35,141.38

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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.