Home / 18,648.26-25,735.14-10,264.76

Finding the Fourth Proportional to 18,648.26, 25,735.14 and 10,264.76

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Solution

The fourth proportional to 18,648.26, 25,735.14 and 10,264.76 is: 14,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,648.26 : 25,735.14 = 10,264.76 : x
  2. Step 2: Convert to fraction form
    18,648.26/25,735.14 = 10,264.76/x
  3. Step 3: Cross multiply
    18,648.26x = 25,735.14 × 10,264.76
  4. Step 4: Simplify right side
    18,648.26x = 264,165,035.67
  5. Step 5: Solve for x
    x = 264,165,035.67/18,648.26
  6. Step 6: Final answer
    x = 14,165.67

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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.