Home / 34,320.41-47,356.71-19,213.71

Finding the Fourth Proportional to 34,320.41, 47,356.71 and 19,213.71

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Solution

The fourth proportional to 34,320.41, 47,356.71 and 19,213.71 is: 26,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,320.41 : 47,356.71 = 19,213.71 : x
  2. Step 2: Convert to fraction form
    34,320.41/47,356.71 = 19,213.71/x
  3. Step 3: Cross multiply
    34,320.41x = 47,356.71 × 19,213.71
  4. Step 4: Simplify right side
    34,320.41x = 909,898,092.49
  5. Step 5: Solve for x
    x = 909,898,092.49/34,320.41
  6. Step 6: Final answer
    x = 26,511.87

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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.