Home / 13,225.56-19,808.37-10,947.84

Finding the Fourth Proportional to 13,225.56, 19,808.37 and 10,947.84

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Solution

The fourth proportional to 13,225.56, 19,808.37 and 10,947.84 is: 16,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.56 : 19,808.37 = 10,947.84 : x
  2. Step 2: Convert to fraction form
    13,225.56/19,808.37 = 10,947.84/x
  3. Step 3: Cross multiply
    13,225.56x = 19,808.37 × 10,947.84
  4. Step 4: Simplify right side
    13,225.56x = 216,858,865.42
  5. Step 5: Solve for x
    x = 216,858,865.42/13,225.56
  6. Step 6: Final answer
    x = 16,396.95

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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.