Home / 14,012.44-19,337.16-7,724.95

Finding the Fourth Proportional to 14,012.44, 19,337.16 and 7,724.95

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Solution

The fourth proportional to 14,012.44, 19,337.16 and 7,724.95 is: 10,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.44 : 19,337.16 = 7,724.95 : x
  2. Step 2: Convert to fraction form
    14,012.44/19,337.16 = 7,724.95/x
  3. Step 3: Cross multiply
    14,012.44x = 19,337.16 × 7,724.95
  4. Step 4: Simplify right side
    14,012.44x = 149,378,574.77
  5. Step 5: Solve for x
    x = 149,378,574.77/14,012.44
  6. Step 6: Final answer
    x = 10,660.43

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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.