Home / 19,553.77-29,323.50-7,070.80

Finding the Fourth Proportional to 19,553.77, 29,323.50 and 7,070.80

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Solution

The fourth proportional to 19,553.77, 29,323.50 and 7,070.80 is: 10,603.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.77 : 29,323.50 = 7,070.80 : x
  2. Step 2: Convert to fraction form
    19,553.77/29,323.50 = 7,070.80/x
  3. Step 3: Cross multiply
    19,553.77x = 29,323.50 × 7,070.80
  4. Step 4: Simplify right side
    19,553.77x = 207,340,603.80
  5. Step 5: Solve for x
    x = 207,340,603.80/19,553.77
  6. Step 6: Final answer
    x = 10,603.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.