Home / 28,563.33-42,846.81-8,840.23

Finding the Fourth Proportional to 28,563.33, 42,846.81 and 8,840.23

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Solution

The fourth proportional to 28,563.33, 42,846.81 and 8,840.23 is: 13,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563.33 : 42,846.81 = 8,840.23 : x
  2. Step 2: Convert to fraction form
    28,563.33/42,846.81 = 8,840.23/x
  3. Step 3: Cross multiply
    28,563.33x = 42,846.81 × 8,840.23
  4. Step 4: Simplify right side
    28,563.33x = 378,775,655.17
  5. Step 5: Solve for x
    x = 378,775,655.17/28,563.33
  6. Step 6: Final answer
    x = 13,260.91

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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.