Home / 18,804.02-28,197.59-5,657.38

Finding the Fourth Proportional to 18,804.02, 28,197.59 and 5,657.38

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Solution

The fourth proportional to 18,804.02, 28,197.59 and 5,657.38 is: 8,483.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,804.02 : 28,197.59 = 5,657.38 : x
  2. Step 2: Convert to fraction form
    18,804.02/28,197.59 = 5,657.38/x
  3. Step 3: Cross multiply
    18,804.02x = 28,197.59 × 5,657.38
  4. Step 4: Simplify right side
    18,804.02x = 159,524,382.93
  5. Step 5: Solve for x
    x = 159,524,382.93/18,804.02
  6. Step 6: Final answer
    x = 8,483.53

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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.