Home / 15,647.42-21,593.44-9,277.15

Finding the Fourth Proportional to 15,647.42, 21,593.44 and 9,277.15

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Solution

The fourth proportional to 15,647.42, 21,593.44 and 9,277.15 is: 12,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.42 : 21,593.44 = 9,277.15 : x
  2. Step 2: Convert to fraction form
    15,647.42/21,593.44 = 9,277.15/x
  3. Step 3: Cross multiply
    15,647.42x = 21,593.44 × 9,277.15
  4. Step 4: Simplify right side
    15,647.42x = 200,325,606.09
  5. Step 5: Solve for x
    x = 200,325,606.09/15,647.42
  6. Step 6: Final answer
    x = 12,802.47

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Half scale
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Double scale
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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.