Home / 13,377.84-18,467.51-9,552.35

Finding the Fourth Proportional to 13,377.84, 18,467.51 and 9,552.35

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Solution

The fourth proportional to 13,377.84, 18,467.51 and 9,552.35 is: 13,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.84 : 18,467.51 = 9,552.35 : x
  2. Step 2: Convert to fraction form
    13,377.84/18,467.51 = 9,552.35/x
  3. Step 3: Cross multiply
    13,377.84x = 18,467.51 × 9,552.35
  4. Step 4: Simplify right side
    13,377.84x = 176,407,979.05
  5. Step 5: Solve for x
    x = 176,407,979.05/13,377.84
  6. Step 6: Final answer
    x = 13,186.58

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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.