Home / 14,430.84-21,646.26-11,806.44

Finding the Fourth Proportional to 14,430.84, 21,646.26 and 11,806.44

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Solution

The fourth proportional to 14,430.84, 21,646.26 and 11,806.44 is: 17,709.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.84 : 21,646.26 = 11,806.44 : x
  2. Step 2: Convert to fraction form
    14,430.84/21,646.26 = 11,806.44/x
  3. Step 3: Cross multiply
    14,430.84x = 21,646.26 × 11,806.44
  4. Step 4: Simplify right side
    14,430.84x = 255,565,269.91
  5. Step 5: Solve for x
    x = 255,565,269.91/14,430.84
  6. Step 6: Final answer
    x = 17,709.66

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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.