Home / 14,051.04-19,399.68-8,753.28

Finding the Fourth Proportional to 14,051.04, 19,399.68 and 8,753.28

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Solution

The fourth proportional to 14,051.04, 19,399.68 and 8,753.28 is: 12,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.04 : 19,399.68 = 8,753.28 : x
  2. Step 2: Convert to fraction form
    14,051.04/19,399.68 = 8,753.28/x
  3. Step 3: Cross multiply
    14,051.04x = 19,399.68 × 8,753.28
  4. Step 4: Simplify right side
    14,051.04x = 169,810,830.95
  5. Step 5: Solve for x
    x = 169,810,830.95/14,051.04
  6. Step 6: Final answer
    x = 12,085.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.