Home / 13,509.66-20,271.62-9,586.27

Finding the Fourth Proportional to 13,509.66, 20,271.62 and 9,586.27

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Solution

The fourth proportional to 13,509.66, 20,271.62 and 9,586.27 is: 14,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,509.66 : 20,271.62 = 9,586.27 : x
  2. Step 2: Convert to fraction form
    13,509.66/20,271.62 = 9,586.27/x
  3. Step 3: Cross multiply
    13,509.66x = 20,271.62 × 9,586.27
  4. Step 4: Simplify right side
    13,509.66x = 194,329,195.94
  5. Step 5: Solve for x
    x = 194,329,195.94/13,509.66
  6. Step 6: Final answer
    x = 14,384.46

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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.