Home / 14,018.44-19,344.98-7,730.92

Finding the Fourth Proportional to 14,018.44, 19,344.98 and 7,730.92

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Solution

The fourth proportional to 14,018.44, 19,344.98 and 7,730.92 is: 10,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.44 : 19,344.98 = 7,730.92 : x
  2. Step 2: Convert to fraction form
    14,018.44/19,344.98 = 7,730.92/x
  3. Step 3: Cross multiply
    14,018.44x = 19,344.98 × 7,730.92
  4. Step 4: Simplify right side
    14,018.44x = 149,554,492.78
  5. Step 5: Solve for x
    x = 149,554,492.78/14,018.44
  6. Step 6: Final answer
    x = 10,668.41

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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.