Home / 14,292.40-21,439.44-5,527.36

Finding the Fourth Proportional to 14,292.40, 21,439.44 and 5,527.36

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Solution

The fourth proportional to 14,292.40, 21,439.44 and 5,527.36 is: 8,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.40 : 21,439.44 = 5,527.36 : x
  2. Step 2: Convert to fraction form
    14,292.40/21,439.44 = 5,527.36/x
  3. Step 3: Cross multiply
    14,292.40x = 21,439.44 × 5,527.36
  4. Step 4: Simplify right side
    14,292.40x = 118,503,503.08
  5. Step 5: Solve for x
    x = 118,503,503.08/14,292.40
  6. Step 6: Final answer
    x = 8,291.36

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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.