Home / 13,748.34-18,972.63-7,460.58

Finding the Fourth Proportional to 13,748.34, 18,972.63 and 7,460.58

Calculator

Solution

The fourth proportional to 13,748.34, 18,972.63 and 7,460.58 is: 10,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748.34 : 18,972.63 = 7,460.58 : x
  2. Step 2: Convert to fraction form
    13,748.34/18,972.63 = 7,460.58/x
  3. Step 3: Cross multiply
    13,748.34x = 18,972.63 × 7,460.58
  4. Step 4: Simplify right side
    13,748.34x = 141,546,823.93
  5. Step 5: Solve for x
    x = 141,546,823.93/13,748.34
  6. Step 6: Final answer
    x = 10,295.56

Related Problems

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.