Home / 13,041.81-19,568.03-4,722.48

Finding the Fourth Proportional to 13,041.81, 19,568.03 and 4,722.48

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Solution

The fourth proportional to 13,041.81, 19,568.03 and 4,722.48 is: 7,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.81 : 19,568.03 = 4,722.48 : x
  2. Step 2: Convert to fraction form
    13,041.81/19,568.03 = 4,722.48/x
  3. Step 3: Cross multiply
    13,041.81x = 19,568.03 × 4,722.48
  4. Step 4: Simplify right side
    13,041.81x = 92,409,606.70
  5. Step 5: Solve for x
    x = 92,409,606.70/13,041.81
  6. Step 6: Final answer
    x = 7,085.64

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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.