Home / 14,228.08-19,635.29-7,941.67

Finding the Fourth Proportional to 14,228.08, 19,635.29 and 7,941.67

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Solution

The fourth proportional to 14,228.08, 19,635.29 and 7,941.67 is: 10,959.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.08 : 19,635.29 = 7,941.67 : x
  2. Step 2: Convert to fraction form
    14,228.08/19,635.29 = 7,941.67/x
  3. Step 3: Cross multiply
    14,228.08x = 19,635.29 × 7,941.67
  4. Step 4: Simplify right side
    14,228.08x = 155,936,993.53
  5. Step 5: Solve for x
    x = 155,936,993.53/14,228.08
  6. Step 6: Final answer
    x = 10,959.81

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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.