Home / 14,074.02-21,111.08-5,644.35

Finding the Fourth Proportional to 14,074.02, 21,111.08 and 5,644.35

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Solution

The fourth proportional to 14,074.02, 21,111.08 and 5,644.35 is: 8,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.02 : 21,111.08 = 5,644.35 : x
  2. Step 2: Convert to fraction form
    14,074.02/21,111.08 = 5,644.35/x
  3. Step 3: Cross multiply
    14,074.02x = 21,111.08 × 5,644.35
  4. Step 4: Simplify right side
    14,074.02x = 119,158,296.18
  5. Step 5: Solve for x
    x = 119,158,296.18/14,074.02
  6. Step 6: Final answer
    x = 8,466.54

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Half scale
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Double scale
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Similar ratio
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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.