Home / 18,962.45-26,168.97-10,578.95

Finding the Fourth Proportional to 18,962.45, 26,168.97 and 10,578.95

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Solution

The fourth proportional to 18,962.45, 26,168.97 and 10,578.95 is: 14,599.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,962.45 : 26,168.97 = 10,578.95 : x
  2. Step 2: Convert to fraction form
    18,962.45/26,168.97 = 10,578.95/x
  3. Step 3: Cross multiply
    18,962.45x = 26,168.97 × 10,578.95
  4. Step 4: Simplify right side
    18,962.45x = 276,840,094.34
  5. Step 5: Solve for x
    x = 276,840,094.34/18,962.45
  6. Step 6: Final answer
    x = 14,599.39

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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.