Home / 28,924.36-43,387.74-9,200.86

Finding the Fourth Proportional to 28,924.36, 43,387.74 and 9,200.86

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Solution

The fourth proportional to 28,924.36, 43,387.74 and 9,200.86 is: 13,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.36 : 43,387.74 = 9,200.86 : x
  2. Step 2: Convert to fraction form
    28,924.36/43,387.74 = 9,200.86/x
  3. Step 3: Cross multiply
    28,924.36x = 43,387.74 × 9,200.86
  4. Step 4: Simplify right side
    28,924.36x = 399,204,521.46
  5. Step 5: Solve for x
    x = 399,204,521.46/28,924.36
  6. Step 6: Final answer
    x = 13,801.67

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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.