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Finding the Fourth Proportional to 34,653.66, 47,823.67 and 19,545.99

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Solution

The fourth proportional to 34,653.66, 47,823.67 and 19,545.99 is: 26,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.66 : 47,823.67 = 19,545.99 : x
  2. Step 2: Convert to fraction form
    34,653.66/47,823.67 = 19,545.99/x
  3. Step 3: Cross multiply
    34,653.66x = 47,823.67 × 19,545.99
  4. Step 4: Simplify right side
    34,653.66x = 934,760,975.58
  5. Step 5: Solve for x
    x = 934,760,975.58/34,653.66
  6. Step 6: Final answer
    x = 26,974.38

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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.