Home / 39,491.15-59,235.86-12,837.99

Finding the Fourth Proportional to 39,491.15, 59,235.86 and 12,837.99

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Solution

The fourth proportional to 39,491.15, 59,235.86 and 12,837.99 is: 19,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.15 : 59,235.86 = 12,837.99 : x
  2. Step 2: Convert to fraction form
    39,491.15/59,235.86 = 12,837.99/x
  3. Step 3: Cross multiply
    39,491.15x = 59,235.86 × 12,837.99
  4. Step 4: Simplify right side
    39,491.15x = 760,469,560.34
  5. Step 5: Solve for x
    x = 760,469,560.34/39,491.15
  6. Step 6: Final answer
    x = 19,256.71

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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.