Home / 19,344.70-29,014.57-7,490.36

Finding the Fourth Proportional to 19,344.70, 29,014.57 and 7,490.36

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Solution

The fourth proportional to 19,344.70, 29,014.57 and 7,490.36 is: 11,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.70 : 29,014.57 = 7,490.36 : x
  2. Step 2: Convert to fraction form
    19,344.70/29,014.57 = 7,490.36/x
  3. Step 3: Cross multiply
    19,344.70x = 29,014.57 × 7,490.36
  4. Step 4: Simplify right side
    19,344.70x = 217,329,574.55
  5. Step 5: Solve for x
    x = 217,329,574.55/19,344.70
  6. Step 6: Final answer
    x = 11,234.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.