Home / 13,288.53-19,927.75-4,401.19

Finding the Fourth Proportional to 13,288.53, 19,927.75 and 4,401.19

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Solution

The fourth proportional to 13,288.53, 19,927.75 and 4,401.19 is: 6,600.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288.53 : 19,927.75 = 4,401.19 : x
  2. Step 2: Convert to fraction form
    13,288.53/19,927.75 = 4,401.19/x
  3. Step 3: Cross multiply
    13,288.53x = 19,927.75 × 4,401.19
  4. Step 4: Simplify right side
    13,288.53x = 87,705,711.71
  5. Step 5: Solve for x
    x = 87,705,711.71/13,288.53
  6. Step 6: Final answer
    x = 6,600.11

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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.