Home / 40,152.76-60,147.34-19,028.77

Finding the Fourth Proportional to 40,152.76, 60,147.34 and 19,028.77

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Solution

The fourth proportional to 40,152.76, 60,147.34 and 19,028.77 is: 28,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.76 : 60,147.34 = 19,028.77 : x
  2. Step 2: Convert to fraction form
    40,152.76/60,147.34 = 19,028.77/x
  3. Step 3: Cross multiply
    40,152.76x = 60,147.34 × 19,028.77
  4. Step 4: Simplify right side
    40,152.76x = 1,144,529,898.97
  5. Step 5: Solve for x
    x = 1,144,529,898.97/40,152.76
  6. Step 6: Final answer
    x = 28,504.39

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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.