Home / 49,499.90-68,303.63-28,280.54

Finding the Fourth Proportional to 49,499.90, 68,303.63 and 28,280.54

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Solution

The fourth proportional to 49,499.90, 68,303.63 and 28,280.54 is: 39,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,499.90 : 68,303.63 = 28,280.54 : x
  2. Step 2: Convert to fraction form
    49,499.90/68,303.63 = 28,280.54/x
  3. Step 3: Cross multiply
    49,499.90x = 68,303.63 × 28,280.54
  4. Step 4: Simplify right side
    49,499.90x = 1,931,663,269.54
  5. Step 5: Solve for x
    x = 1,931,663,269.54/49,499.90
  6. Step 6: Final answer
    x = 39,023.58

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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.