Home / 18,703.32-28,059.55-6,223.31

Finding the Fourth Proportional to 18,703.32, 28,059.55 and 6,223.31

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Solution

The fourth proportional to 18,703.32, 28,059.55 and 6,223.31 is: 9,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703.32 : 28,059.55 = 6,223.31 : x
  2. Step 2: Convert to fraction form
    18,703.32/28,059.55 = 6,223.31/x
  3. Step 3: Cross multiply
    18,703.32x = 28,059.55 × 6,223.31
  4. Step 4: Simplify right side
    18,703.32x = 174,623,106.70
  5. Step 5: Solve for x
    x = 174,623,106.70/18,703.32
  6. Step 6: Final answer
    x = 9,336.48

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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.