Home / 14,169.61-21,235.92-5,840.11

Finding the Fourth Proportional to 14,169.61, 21,235.92 and 5,840.11

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Solution

The fourth proportional to 14,169.61, 21,235.92 and 5,840.11 is: 8,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.61 : 21,235.92 = 5,840.11 : x
  2. Step 2: Convert to fraction form
    14,169.61/21,235.92 = 5,840.11/x
  3. Step 3: Cross multiply
    14,169.61x = 21,235.92 × 5,840.11
  4. Step 4: Simplify right side
    14,169.61x = 124,020,108.75
  5. Step 5: Solve for x
    x = 124,020,108.75/14,169.61
  6. Step 6: Final answer
    x = 8,752.54

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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.