Home / 13,398.82-20,099.18-4,038.92

Finding the Fourth Proportional to 13,398.82, 20,099.18 and 4,038.92

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Solution

The fourth proportional to 13,398.82, 20,099.18 and 4,038.92 is: 6,058.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.82 : 20,099.18 = 4,038.92 : x
  2. Step 2: Convert to fraction form
    13,398.82/20,099.18 = 4,038.92/x
  3. Step 3: Cross multiply
    13,398.82x = 20,099.18 × 4,038.92
  4. Step 4: Simplify right side
    13,398.82x = 81,178,934.77
  5. Step 5: Solve for x
    x = 81,178,934.77/13,398.82
  6. Step 6: Final answer
    x = 6,058.66

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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.