Home / 14,018.08-19,344.92-7,730.48

Finding the Fourth Proportional to 14,018.08, 19,344.92 and 7,730.48

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Solution

The fourth proportional to 14,018.08, 19,344.92 and 7,730.48 is: 10,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.08 : 19,344.92 = 7,730.48 : x
  2. Step 2: Convert to fraction form
    14,018.08/19,344.92 = 7,730.48/x
  3. Step 3: Cross multiply
    14,018.08x = 19,344.92 × 7,730.48
  4. Step 4: Simplify right side
    14,018.08x = 149,545,517.16
  5. Step 5: Solve for x
    x = 149,545,517.16/14,018.08
  6. Step 6: Final answer
    x = 10,668.05

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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.