Home / 28,161.54-38,655.88-24,903.45

Finding the Fourth Proportional to 28,161.54, 38,655.88 and 24,903.45

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Solution

The fourth proportional to 28,161.54, 38,655.88 and 24,903.45 is: 34,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,161.54 : 38,655.88 = 24,903.45 : x
  2. Step 2: Convert to fraction form
    28,161.54/38,655.88 = 24,903.45/x
  3. Step 3: Cross multiply
    28,161.54x = 38,655.88 × 24,903.45
  4. Step 4: Simplify right side
    28,161.54x = 962,664,712.53
  5. Step 5: Solve for x
    x = 962,664,712.53/28,161.54
  6. Step 6: Final answer
    x = 34,183.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.