Home / 13,782.83-20,684.70-10,094.63

Finding the Fourth Proportional to 13,782.83, 20,684.70 and 10,094.63

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Solution

The fourth proportional to 13,782.83, 20,684.70 and 10,094.63 is: 15,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782.83 : 20,684.70 = 10,094.63 : x
  2. Step 2: Convert to fraction form
    13,782.83/20,684.70 = 10,094.63/x
  3. Step 3: Cross multiply
    13,782.83x = 20,684.70 × 10,094.63
  4. Step 4: Simplify right side
    13,782.83x = 208,804,289.74
  5. Step 5: Solve for x
    x = 208,804,289.74/13,782.83
  6. Step 6: Final answer
    x = 15,149.60

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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.