Home / 28,825.98-43,255.64-12,184.93

Finding the Fourth Proportional to 28,825.98, 43,255.64 and 12,184.93

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Solution

The fourth proportional to 28,825.98, 43,255.64 and 12,184.93 is: 18,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.98 : 43,255.64 = 12,184.93 : x
  2. Step 2: Convert to fraction form
    28,825.98/43,255.64 = 12,184.93/x
  3. Step 3: Cross multiply
    28,825.98x = 43,255.64 × 12,184.93
  4. Step 4: Simplify right side
    28,825.98x = 527,066,945.51
  5. Step 5: Solve for x
    x = 527,066,945.51/28,825.98
  6. Step 6: Final answer
    x = 18,284.44

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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.