Home / 12,341.56-18,513.34-4,019.36

Finding the Fourth Proportional to 12,341.56, 18,513.34 and 4,019.36

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Solution

The fourth proportional to 12,341.56, 18,513.34 and 4,019.36 is: 6,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.56 : 18,513.34 = 4,019.36 : x
  2. Step 2: Convert to fraction form
    12,341.56/18,513.34 = 4,019.36/x
  3. Step 3: Cross multiply
    12,341.56x = 18,513.34 × 4,019.36
  4. Step 4: Simplify right side
    12,341.56x = 74,411,778.26
  5. Step 5: Solve for x
    x = 74,411,778.26/12,341.56
  6. Step 6: Final answer
    x = 6,029.37

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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.