Home / 14,276.26-21,409.07-4,913.66

Finding the Fourth Proportional to 14,276.26, 21,409.07 and 4,913.66

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Solution

The fourth proportional to 14,276.26, 21,409.07 and 4,913.66 is: 7,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.26 : 21,409.07 = 4,913.66 : x
  2. Step 2: Convert to fraction form
    14,276.26/21,409.07 = 4,913.66/x
  3. Step 3: Cross multiply
    14,276.26x = 21,409.07 × 4,913.66
  4. Step 4: Simplify right side
    14,276.26x = 105,196,890.90
  5. Step 5: Solve for x
    x = 105,196,890.90/14,276.26
  6. Step 6: Final answer
    x = 7,368.66

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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.