Home / 18,433.33-25,436.89-10,474.45

Finding the Fourth Proportional to 18,433.33, 25,436.89 and 10,474.45

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Solution

The fourth proportional to 18,433.33, 25,436.89 and 10,474.45 is: 14,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.33 : 25,436.89 = 10,474.45 : x
  2. Step 2: Convert to fraction form
    18,433.33/25,436.89 = 10,474.45/x
  3. Step 3: Cross multiply
    18,433.33x = 25,436.89 × 10,474.45
  4. Step 4: Simplify right side
    18,433.33x = 266,437,331.46
  5. Step 5: Solve for x
    x = 266,437,331.46/18,433.33
  6. Step 6: Final answer
    x = 14,454.11

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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.