Home / 13,045.05-19,561.10-4,724.73

Finding the Fourth Proportional to 13,045.05, 19,561.10 and 4,724.73

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Solution

The fourth proportional to 13,045.05, 19,561.10 and 4,724.73 is: 7,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,045.05 : 19,561.10 = 4,724.73 : x
  2. Step 2: Convert to fraction form
    13,045.05/19,561.10 = 4,724.73/x
  3. Step 3: Cross multiply
    13,045.05x = 19,561.10 × 4,724.73
  4. Step 4: Simplify right side
    13,045.05x = 92,420,892.38
  5. Step 5: Solve for x
    x = 92,420,892.38/13,045.05
  6. Step 6: Final answer
    x = 7,084.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.