Home / 13,233.36-19,840.32-6,312.72

Finding the Fourth Proportional to 13,233.36, 19,840.32 and 6,312.72

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Solution

The fourth proportional to 13,233.36, 19,840.32 and 6,312.72 is: 9,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.36 : 19,840.32 = 6,312.72 : x
  2. Step 2: Convert to fraction form
    13,233.36/19,840.32 = 6,312.72/x
  3. Step 3: Cross multiply
    13,233.36x = 19,840.32 × 6,312.72
  4. Step 4: Simplify right side
    13,233.36x = 125,246,384.87
  5. Step 5: Solve for x
    x = 125,246,384.87/13,233.36
  6. Step 6: Final answer
    x = 9,464.44

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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.