Home / 39,670.46-59,476.52-18,908.54

Finding the Fourth Proportional to 39,670.46, 59,476.52 and 18,908.54

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Solution

The fourth proportional to 39,670.46, 59,476.52 and 18,908.54 is: 28,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670.46 : 59,476.52 = 18,908.54 : x
  2. Step 2: Convert to fraction form
    39,670.46/59,476.52 = 18,908.54/x
  3. Step 3: Cross multiply
    39,670.46x = 59,476.52 × 18,908.54
  4. Step 4: Simplify right side
    39,670.46x = 1,124,614,157.48
  5. Step 5: Solve for x
    x = 1,124,614,157.48/39,670.46
  6. Step 6: Final answer
    x = 28,348.91

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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.