Home / 28,880.63-39,855.57-16,944.16

Finding the Fourth Proportional to 28,880.63, 39,855.57 and 16,944.16

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Solution

The fourth proportional to 28,880.63, 39,855.57 and 16,944.16 is: 23,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,880.63 : 39,855.57 = 16,944.16 : x
  2. Step 2: Convert to fraction form
    28,880.63/39,855.57 = 16,944.16/x
  3. Step 3: Cross multiply
    28,880.63x = 39,855.57 × 16,944.16
  4. Step 4: Simplify right side
    28,880.63x = 675,319,226.27
  5. Step 5: Solve for x
    x = 675,319,226.27/28,880.63
  6. Step 6: Final answer
    x = 23,383.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.