Home / 64,289.12-96,433.56-17,541.92

Finding the Fourth Proportional to 64,289.12, 96,433.56 and 17,541.92

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Solution

The fourth proportional to 64,289.12, 96,433.56 and 17,541.92 is: 26,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.12 : 96,433.56 = 17,541.92 : x
  2. Step 2: Convert to fraction form
    64,289.12/96,433.56 = 17,541.92/x
  3. Step 3: Cross multiply
    64,289.12x = 96,433.56 × 17,541.92
  4. Step 4: Simplify right side
    64,289.12x = 1,691,629,794.84
  5. Step 5: Solve for x
    x = 1,691,629,794.84/64,289.12
  6. Step 6: Final answer
    x = 26,312.85

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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.