Home / 13,113.74-19,673.98-4,351.10

Finding the Fourth Proportional to 13,113.74, 19,673.98 and 4,351.10

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Solution

The fourth proportional to 13,113.74, 19,673.98 and 4,351.10 is: 6,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113.74 : 19,673.98 = 4,351.10 : x
  2. Step 2: Convert to fraction form
    13,113.74/19,673.98 = 4,351.10/x
  3. Step 3: Cross multiply
    13,113.74x = 19,673.98 × 4,351.10
  4. Step 4: Simplify right side
    13,113.74x = 85,603,454.38
  5. Step 5: Solve for x
    x = 85,603,454.38/13,113.74
  6. Step 6: Final answer
    x = 6,527.77

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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.