Home / 49,509.82-68,322.15-28,289.04

Finding the Fourth Proportional to 49,509.82, 68,322.15 and 28,289.04

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Solution

The fourth proportional to 49,509.82, 68,322.15 and 28,289.04 is: 39,038.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509.82 : 68,322.15 = 28,289.04 : x
  2. Step 2: Convert to fraction form
    49,509.82/68,322.15 = 28,289.04/x
  3. Step 3: Cross multiply
    49,509.82x = 68,322.15 × 28,289.04
  4. Step 4: Simplify right side
    49,509.82x = 1,932,768,034.24
  5. Step 5: Solve for x
    x = 1,932,768,034.24/49,509.82
  6. Step 6: Final answer
    x = 39,038.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.