Home / 18,329.82-25,295.67-10,776.66

Finding the Fourth Proportional to 18,329.82, 25,295.67 and 10,776.66

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Solution

The fourth proportional to 18,329.82, 25,295.67 and 10,776.66 is: 14,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.82 : 25,295.67 = 10,776.66 : x
  2. Step 2: Convert to fraction form
    18,329.82/25,295.67 = 10,776.66/x
  3. Step 3: Cross multiply
    18,329.82x = 25,295.67 × 10,776.66
  4. Step 4: Simplify right side
    18,329.82x = 272,602,835.06
  5. Step 5: Solve for x
    x = 272,602,835.06/18,329.82
  6. Step 6: Final answer
    x = 14,872.10

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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.