Home / 19,600.49-27,048.69-10,647.98

Finding the Fourth Proportional to 19,600.49, 27,048.69 and 10,647.98

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Solution

The fourth proportional to 19,600.49, 27,048.69 and 10,647.98 is: 14,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.49 : 27,048.69 = 10,647.98 : x
  2. Step 2: Convert to fraction form
    19,600.49/27,048.69 = 10,647.98/x
  3. Step 3: Cross multiply
    19,600.49x = 27,048.69 × 10,647.98
  4. Step 4: Simplify right side
    19,600.49x = 288,013,977.77
  5. Step 5: Solve for x
    x = 288,013,977.77/19,600.49
  6. Step 6: Final answer
    x = 14,694.23

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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.