Home / 14,029.24-19,359-7,741.20

Finding the Fourth Proportional to 14,029.24, 19,359 and 7,741.20

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Solution

The fourth proportional to 14,029.24, 19,359 and 7,741.20 is: 10,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.24 : 19,359 = 7,741.20 : x
  2. Step 2: Convert to fraction form
    14,029.24/19,359 = 7,741.20/x
  3. Step 3: Cross multiply
    14,029.24x = 19,359 × 7,741.20
  4. Step 4: Simplify right side
    14,029.24x = 149,861,890.80
  5. Step 5: Solve for x
    x = 149,861,890.80/14,029.24
  6. Step 6: Final answer
    x = 10,682.11

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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.