Home / 13,495.18-20,244.46-7,246.60

Finding the Fourth Proportional to 13,495.18, 20,244.46 and 7,246.60

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Solution

The fourth proportional to 13,495.18, 20,244.46 and 7,246.60 is: 10,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.18 : 20,244.46 = 7,246.60 : x
  2. Step 2: Convert to fraction form
    13,495.18/20,244.46 = 7,246.60/x
  3. Step 3: Cross multiply
    13,495.18x = 20,244.46 × 7,246.60
  4. Step 4: Simplify right side
    13,495.18x = 146,703,503.84
  5. Step 5: Solve for x
    x = 146,703,503.84/13,495.18
  6. Step 6: Final answer
    x = 10,870.81

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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.