Home / 19,010.04-28,515.56-9,012.44

Finding the Fourth Proportional to 19,010.04, 28,515.56 and 9,012.44

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Solution

The fourth proportional to 19,010.04, 28,515.56 and 9,012.44 is: 13,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.04 : 28,515.56 = 9,012.44 : x
  2. Step 2: Convert to fraction form
    19,010.04/28,515.56 = 9,012.44/x
  3. Step 3: Cross multiply
    19,010.04x = 28,515.56 × 9,012.44
  4. Step 4: Simplify right side
    19,010.04x = 256,994,773.57
  5. Step 5: Solve for x
    x = 256,994,773.57/19,010.04
  6. Step 6: Final answer
    x = 13,518.90

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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.