Home / 38,661.98-58,001.27-12,007.44

Finding the Fourth Proportional to 38,661.98, 58,001.27 and 12,007.44

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Solution

The fourth proportional to 38,661.98, 58,001.27 and 12,007.44 is: 18,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.98 : 58,001.27 = 12,007.44 : x
  2. Step 2: Convert to fraction form
    38,661.98/58,001.27 = 12,007.44/x
  3. Step 3: Cross multiply
    38,661.98x = 58,001.27 × 12,007.44
  4. Step 4: Simplify right side
    38,661.98x = 696,446,709.41
  5. Step 5: Solve for x
    x = 696,446,709.41/38,661.98
  6. Step 6: Final answer
    x = 18,013.74

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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.