Home / 13,393.46-20,064.27-10,300.34

Finding the Fourth Proportional to 13,393.46, 20,064.27 and 10,300.34

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Solution

The fourth proportional to 13,393.46, 20,064.27 and 10,300.34 is: 15,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.46 : 20,064.27 = 10,300.34 : x
  2. Step 2: Convert to fraction form
    13,393.46/20,064.27 = 10,300.34/x
  3. Step 3: Cross multiply
    13,393.46x = 20,064.27 × 10,300.34
  4. Step 4: Simplify right side
    13,393.46x = 206,668,802.85
  5. Step 5: Solve for x
    x = 206,668,802.85/13,393.46
  6. Step 6: Final answer
    x = 15,430.58

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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.