Home / 14,303.27-21,455.04-6,406.17

Finding the Fourth Proportional to 14,303.27, 21,455.04 and 6,406.17

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Solution

The fourth proportional to 14,303.27, 21,455.04 and 6,406.17 is: 9,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.27 : 21,455.04 = 6,406.17 : x
  2. Step 2: Convert to fraction form
    14,303.27/21,455.04 = 6,406.17/x
  3. Step 3: Cross multiply
    14,303.27x = 21,455.04 × 6,406.17
  4. Step 4: Simplify right side
    14,303.27x = 137,444,633.60
  5. Step 5: Solve for x
    x = 137,444,633.60/14,303.27
  6. Step 6: Final answer
    x = 9,609.32

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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.