Home / 18,333.62-25,302.46-10,376.36

Finding the Fourth Proportional to 18,333.62, 25,302.46 and 10,376.36

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Solution

The fourth proportional to 18,333.62, 25,302.46 and 10,376.36 is: 14,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.62 : 25,302.46 = 10,376.36 : x
  2. Step 2: Convert to fraction form
    18,333.62/25,302.46 = 10,376.36/x
  3. Step 3: Cross multiply
    18,333.62x = 25,302.46 × 10,376.36
  4. Step 4: Simplify right side
    18,333.62x = 262,547,433.85
  5. Step 5: Solve for x
    x = 262,547,433.85/18,333.62
  6. Step 6: Final answer
    x = 14,320.55

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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.