Home / 23,150.94-31,946.40-13,080.25

Finding the Fourth Proportional to 23,150.94, 31,946.40 and 13,080.25

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Solution

The fourth proportional to 23,150.94, 31,946.40 and 13,080.25 is: 18,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,150.94 : 31,946.40 = 13,080.25 : x
  2. Step 2: Convert to fraction form
    23,150.94/31,946.40 = 13,080.25/x
  3. Step 3: Cross multiply
    23,150.94x = 31,946.40 × 13,080.25
  4. Step 4: Simplify right side
    23,150.94x = 417,866,898.60
  5. Step 5: Solve for x
    x = 417,866,898.60/23,150.94
  6. Step 6: Final answer
    x = 18,049.67

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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.