Home / 14,110.04-21,165.60-5,790.80

Finding the Fourth Proportional to 14,110.04, 21,165.60 and 5,790.80

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Solution

The fourth proportional to 14,110.04, 21,165.60 and 5,790.80 is: 8,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.04 : 21,165.60 = 5,790.80 : x
  2. Step 2: Convert to fraction form
    14,110.04/21,165.60 = 5,790.80/x
  3. Step 3: Cross multiply
    14,110.04x = 21,165.60 × 5,790.80
  4. Step 4: Simplify right side
    14,110.04x = 122,565,756.48
  5. Step 5: Solve for x
    x = 122,565,756.48/14,110.04
  6. Step 6: Final answer
    x = 8,686.42

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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.