Home / 14,014.71-19,339.38-7,727.13

Finding the Fourth Proportional to 14,014.71, 19,339.38 and 7,727.13

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Solution

The fourth proportional to 14,014.71, 19,339.38 and 7,727.13 is: 10,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.71 : 19,339.38 = 7,727.13 : x
  2. Step 2: Convert to fraction form
    14,014.71/19,339.38 = 7,727.13/x
  3. Step 3: Cross multiply
    14,014.71x = 19,339.38 × 7,727.13
  4. Step 4: Simplify right side
    14,014.71x = 149,437,903.38
  5. Step 5: Solve for x
    x = 149,437,903.38/14,014.71
  6. Step 6: Final answer
    x = 10,662.93

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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.