Home / 53,448.54-80,149.11-28,483.94

Finding the Fourth Proportional to 53,448.54, 80,149.11 and 28,483.94

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Solution

The fourth proportional to 53,448.54, 80,149.11 and 28,483.94 is: 42,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.54 : 80,149.11 = 28,483.94 : x
  2. Step 2: Convert to fraction form
    53,448.54/80,149.11 = 28,483.94/x
  3. Step 3: Cross multiply
    53,448.54x = 80,149.11 × 28,483.94
  4. Step 4: Simplify right side
    53,448.54x = 2,282,962,039.55
  5. Step 5: Solve for x
    x = 2,282,962,039.55/53,448.54
  6. Step 6: Final answer
    x = 42,713.27

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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.