Home / 19,211.44-28,817.16-14,835.28

Finding the Fourth Proportional to 19,211.44, 28,817.16 and 14,835.28

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Solution

The fourth proportional to 19,211.44, 28,817.16 and 14,835.28 is: 22,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.44 : 28,817.16 = 14,835.28 : x
  2. Step 2: Convert to fraction form
    19,211.44/28,817.16 = 14,835.28/x
  3. Step 3: Cross multiply
    19,211.44x = 28,817.16 × 14,835.28
  4. Step 4: Simplify right side
    19,211.44x = 427,510,637.40
  5. Step 5: Solve for x
    x = 427,510,637.40/19,211.44
  6. Step 6: Final answer
    x = 22,252.92

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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.