Home / 21,790.74-32,692.30-10,700.62

Finding the Fourth Proportional to 21,790.74, 32,692.30 and 10,700.62

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Solution

The fourth proportional to 21,790.74, 32,692.30 and 10,700.62 is: 16,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790.74 : 32,692.30 = 10,700.62 : x
  2. Step 2: Convert to fraction form
    21,790.74/32,692.30 = 10,700.62/x
  3. Step 3: Cross multiply
    21,790.74x = 32,692.30 × 10,700.62
  4. Step 4: Simplify right side
    21,790.74x = 349,827,879.23
  5. Step 5: Solve for x
    x = 349,827,879.23/21,790.74
  6. Step 6: Final answer
    x = 16,053.97

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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.