Home / 28,923.93-43,392.26-12,298.18

Finding the Fourth Proportional to 28,923.93, 43,392.26 and 12,298.18

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Solution

The fourth proportional to 28,923.93, 43,392.26 and 12,298.18 is: 18,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.93 : 43,392.26 = 12,298.18 : x
  2. Step 2: Convert to fraction form
    28,923.93/43,392.26 = 12,298.18/x
  3. Step 3: Cross multiply
    28,923.93x = 43,392.26 × 12,298.18
  4. Step 4: Simplify right side
    28,923.93x = 533,645,824.09
  5. Step 5: Solve for x
    x = 533,645,824.09/28,923.93
  6. Step 6: Final answer
    x = 18,449.98

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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.