Home / 13,021.56-19,533.54-4,700.28

Finding the Fourth Proportional to 13,021.56, 19,533.54 and 4,700.28

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Solution

The fourth proportional to 13,021.56, 19,533.54 and 4,700.28 is: 7,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021.56 : 19,533.54 = 4,700.28 : x
  2. Step 2: Convert to fraction form
    13,021.56/19,533.54 = 4,700.28/x
  3. Step 3: Cross multiply
    13,021.56x = 19,533.54 × 4,700.28
  4. Step 4: Simplify right side
    13,021.56x = 91,813,107.39
  5. Step 5: Solve for x
    x = 91,813,107.39/13,021.56
  6. Step 6: Final answer
    x = 7,050.85

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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.