Home / 28,928.16-43,392.24-27,450.72

Finding the Fourth Proportional to 28,928.16, 43,392.24 and 27,450.72

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Solution

The fourth proportional to 28,928.16, 43,392.24 and 27,450.72 is: 41,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,928.16 : 43,392.24 = 27,450.72 : x
  2. Step 2: Convert to fraction form
    28,928.16/43,392.24 = 27,450.72/x
  3. Step 3: Cross multiply
    28,928.16x = 43,392.24 × 27,450.72
  4. Step 4: Simplify right side
    28,928.16x = 1,191,148,230.41
  5. Step 5: Solve for x
    x = 1,191,148,230.41/28,928.16
  6. Step 6: Final answer
    x = 41,176.08

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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.