Home / 39,898.46-59,847.66-11,818.73

Finding the Fourth Proportional to 39,898.46, 59,847.66 and 11,818.73

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Solution

The fourth proportional to 39,898.46, 59,847.66 and 11,818.73 is: 17,728.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,898.46 : 59,847.66 = 11,818.73 : x
  2. Step 2: Convert to fraction form
    39,898.46/59,847.66 = 11,818.73/x
  3. Step 3: Cross multiply
    39,898.46x = 59,847.66 × 11,818.73
  4. Step 4: Simplify right side
    39,898.46x = 707,323,484.29
  5. Step 5: Solve for x
    x = 707,323,484.29/39,898.46
  6. Step 6: Final answer
    x = 17,728.09

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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.