Home / 20,362.24-30,554.80-11,002.08

Finding the Fourth Proportional to 20,362.24, 30,554.80 and 11,002.08

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Solution

The fourth proportional to 20,362.24, 30,554.80 and 11,002.08 is: 16,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.24 : 30,554.80 = 11,002.08 : x
  2. Step 2: Convert to fraction form
    20,362.24/30,554.80 = 11,002.08/x
  3. Step 3: Cross multiply
    20,362.24x = 30,554.80 × 11,002.08
  4. Step 4: Simplify right side
    20,362.24x = 336,166,353.98
  5. Step 5: Solve for x
    x = 336,166,353.98/20,362.24
  6. Step 6: Final answer
    x = 16,509.30

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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.