Home / 15,157.36-20,895.44-10,667.16

Finding the Fourth Proportional to 15,157.36, 20,895.44 and 10,667.16

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Solution

The fourth proportional to 15,157.36, 20,895.44 and 10,667.16 is: 14,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,157.36 : 20,895.44 = 10,667.16 : x
  2. Step 2: Convert to fraction form
    15,157.36/20,895.44 = 10,667.16/x
  3. Step 3: Cross multiply
    15,157.36x = 20,895.44 × 10,667.16
  4. Step 4: Simplify right side
    15,157.36x = 222,894,948.41
  5. Step 5: Solve for x
    x = 222,894,948.41/15,157.36
  6. Step 6: Final answer
    x = 14,705.39

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.