Home / 17,113.20-23,621.40-10,827.60

Finding the Fourth Proportional to 17,113.20, 23,621.40 and 10,827.60

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Solution

The fourth proportional to 17,113.20, 23,621.40 and 10,827.60 is: 14,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,113.20 : 23,621.40 = 10,827.60 : x
  2. Step 2: Convert to fraction form
    17,113.20/23,621.40 = 10,827.60/x
  3. Step 3: Cross multiply
    17,113.20x = 23,621.40 × 10,827.60
  4. Step 4: Simplify right side
    17,113.20x = 255,763,070.64
  5. Step 5: Solve for x
    x = 255,763,070.64/17,113.20
  6. Step 6: Final answer
    x = 14,945.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.