Home / 28,037.94-42,057.06-8,316.66

Finding the Fourth Proportional to 28,037.94, 42,057.06 and 8,316.66

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Solution

The fourth proportional to 28,037.94, 42,057.06 and 8,316.66 is: 12,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037.94 : 42,057.06 = 8,316.66 : x
  2. Step 2: Convert to fraction form
    28,037.94/42,057.06 = 8,316.66/x
  3. Step 3: Cross multiply
    28,037.94x = 42,057.06 × 8,316.66
  4. Step 4: Simplify right side
    28,037.94x = 349,774,268.62
  5. Step 5: Solve for x
    x = 349,774,268.62/28,037.94
  6. Step 6: Final answer
    x = 12,475.03

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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.