Home / 13,015.64-19,516.77-4,693.56

Finding the Fourth Proportional to 13,015.64, 19,516.77 and 4,693.56

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Solution

The fourth proportional to 13,015.64, 19,516.77 and 4,693.56 is: 7,037.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015.64 : 19,516.77 = 4,693.56 : x
  2. Step 2: Convert to fraction form
    13,015.64/19,516.77 = 4,693.56/x
  3. Step 3: Cross multiply
    13,015.64x = 19,516.77 × 4,693.56
  4. Step 4: Simplify right side
    13,015.64x = 91,603,131.00
  5. Step 5: Solve for x
    x = 91,603,131.00/13,015.64
  6. Step 6: Final answer
    x = 7,037.93

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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.