Home / 28,054.95-42,088.16-11,414.85

Finding the Fourth Proportional to 28,054.95, 42,088.16 and 11,414.85

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Solution

The fourth proportional to 28,054.95, 42,088.16 and 11,414.85 is: 17,124.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.95 : 42,088.16 = 11,414.85 : x
  2. Step 2: Convert to fraction form
    28,054.95/42,088.16 = 11,414.85/x
  3. Step 3: Cross multiply
    28,054.95x = 42,088.16 × 11,414.85
  4. Step 4: Simplify right side
    28,054.95x = 480,430,033.18
  5. Step 5: Solve for x
    x = 480,430,033.18/28,054.95
  6. Step 6: Final answer
    x = 17,124.61

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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.