Home / 14,190.58-21,288.45-5,866.08

Finding the Fourth Proportional to 14,190.58, 21,288.45 and 5,866.08

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Solution

The fourth proportional to 14,190.58, 21,288.45 and 5,866.08 is: 8,800.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.58 : 21,288.45 = 5,866.08 : x
  2. Step 2: Convert to fraction form
    14,190.58/21,288.45 = 5,866.08/x
  3. Step 3: Cross multiply
    14,190.58x = 21,288.45 × 5,866.08
  4. Step 4: Simplify right side
    14,190.58x = 124,879,692.94
  5. Step 5: Solve for x
    x = 124,879,692.94/14,190.58
  6. Step 6: Final answer
    x = 8,800.18

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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.