Home / 26,347.34-39,498.84-12,299.99

Finding the Fourth Proportional to 26,347.34, 39,498.84 and 12,299.99

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Solution

The fourth proportional to 26,347.34, 39,498.84 and 12,299.99 is: 18,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,347.34 : 39,498.84 = 12,299.99 : x
  2. Step 2: Convert to fraction form
    26,347.34/39,498.84 = 12,299.99/x
  3. Step 3: Cross multiply
    26,347.34x = 39,498.84 × 12,299.99
  4. Step 4: Simplify right side
    26,347.34x = 485,835,139.52
  5. Step 5: Solve for x
    x = 485,835,139.52/26,347.34
  6. Step 6: Final answer
    x = 18,439.63

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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.