Home / 19,012.93-28,517.54-5,861.77

Finding the Fourth Proportional to 19,012.93, 28,517.54 and 5,861.77

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Solution

The fourth proportional to 19,012.93, 28,517.54 and 5,861.77 is: 8,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.93 : 28,517.54 = 5,861.77 : x
  2. Step 2: Convert to fraction form
    19,012.93/28,517.54 = 5,861.77/x
  3. Step 3: Cross multiply
    19,012.93x = 28,517.54 × 5,861.77
  4. Step 4: Simplify right side
    19,012.93x = 167,163,159.84
  5. Step 5: Solve for x
    x = 167,163,159.84/19,012.93
  6. Step 6: Final answer
    x = 8,792.08

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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.