Home / 14,228.79-21,326.54-10,707.50

Finding the Fourth Proportional to 14,228.79, 21,326.54 and 10,707.50

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Solution

The fourth proportional to 14,228.79, 21,326.54 and 10,707.50 is: 16,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.79 : 21,326.54 = 10,707.50 : x
  2. Step 2: Convert to fraction form
    14,228.79/21,326.54 = 10,707.50/x
  3. Step 3: Cross multiply
    14,228.79x = 21,326.54 × 10,707.50
  4. Step 4: Simplify right side
    14,228.79x = 228,353,766.88
  5. Step 5: Solve for x
    x = 228,353,766.88/14,228.79
  6. Step 6: Final answer
    x = 16,048.71

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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.