Home / 28,137.24-42,416.64-26,234.64

Finding the Fourth Proportional to 28,137.24, 42,416.64 and 26,234.64

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Solution

The fourth proportional to 28,137.24, 42,416.64 and 26,234.64 is: 39,548.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,137.24 : 42,416.64 = 26,234.64 : x
  2. Step 2: Convert to fraction form
    28,137.24/42,416.64 = 26,234.64/x
  3. Step 3: Cross multiply
    28,137.24x = 42,416.64 × 26,234.64
  4. Step 4: Simplify right side
    28,137.24x = 1,112,785,280.41
  5. Step 5: Solve for x
    x = 1,112,785,280.41/28,137.24
  6. Step 6: Final answer
    x = 39,548.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.