Home / 22,374.08-30,876.32-13,995.36

Finding the Fourth Proportional to 22,374.08, 30,876.32 and 13,995.36

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Solution

The fourth proportional to 22,374.08, 30,876.32 and 13,995.36 is: 19,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,374.08 : 30,876.32 = 13,995.36 : x
  2. Step 2: Convert to fraction form
    22,374.08/30,876.32 = 13,995.36/x
  3. Step 3: Cross multiply
    22,374.08x = 30,876.32 × 13,995.36
  4. Step 4: Simplify right side
    22,374.08x = 432,125,213.88
  5. Step 5: Solve for x
    x = 432,125,213.88/22,374.08
  6. Step 6: Final answer
    x = 19,313.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.