Home / 34,424.70-47,502.18-19,314.21

Finding the Fourth Proportional to 34,424.70, 47,502.18 and 19,314.21

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Solution

The fourth proportional to 34,424.70, 47,502.18 and 19,314.21 is: 26,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,424.70 : 47,502.18 = 19,314.21 : x
  2. Step 2: Convert to fraction form
    34,424.70/47,502.18 = 19,314.21/x
  3. Step 3: Cross multiply
    34,424.70x = 47,502.18 × 19,314.21
  4. Step 4: Simplify right side
    34,424.70x = 917,467,079.98
  5. Step 5: Solve for x
    x = 917,467,079.98/34,424.70
  6. Step 6: Final answer
    x = 26,651.42

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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.