Home / 34,665.93-47,838.99-19,561.80

Finding the Fourth Proportional to 34,665.93, 47,838.99 and 19,561.80

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Solution

The fourth proportional to 34,665.93, 47,838.99 and 19,561.80 is: 26,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665.93 : 47,838.99 = 19,561.80 : x
  2. Step 2: Convert to fraction form
    34,665.93/47,838.99 = 19,561.80/x
  3. Step 3: Cross multiply
    34,665.93x = 47,838.99 × 19,561.80
  4. Step 4: Simplify right side
    34,665.93x = 935,816,754.58
  5. Step 5: Solve for x
    x = 935,816,754.58/34,665.93
  6. Step 6: Final answer
    x = 26,995.29

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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.