Home / 28,904.16-43,339.77-11,364.42

Finding the Fourth Proportional to 28,904.16, 43,339.77 and 11,364.42

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Solution

The fourth proportional to 28,904.16, 43,339.77 and 11,364.42 is: 17,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.16 : 43,339.77 = 11,364.42 : x
  2. Step 2: Convert to fraction form
    28,904.16/43,339.77 = 11,364.42/x
  3. Step 3: Cross multiply
    28,904.16x = 43,339.77 × 11,364.42
  4. Step 4: Simplify right side
    28,904.16x = 492,531,348.98
  5. Step 5: Solve for x
    x = 492,531,348.98/28,904.16
  6. Step 6: Final answer
    x = 17,040.15

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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.