Home / 13,716.36-20,574.72-9,066.24

Finding the Fourth Proportional to 13,716.36, 20,574.72 and 9,066.24

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Solution

The fourth proportional to 13,716.36, 20,574.72 and 9,066.24 is: 13,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.36 : 20,574.72 = 9,066.24 : x
  2. Step 2: Convert to fraction form
    13,716.36/20,574.72 = 9,066.24/x
  3. Step 3: Cross multiply
    13,716.36x = 20,574.72 × 9,066.24
  4. Step 4: Simplify right side
    13,716.36x = 186,535,349.45
  5. Step 5: Solve for x
    x = 186,535,349.45/13,716.36
  6. Step 6: Final answer
    x = 13,599.48

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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.