Home / 35,213.55-48,586.03-20,876.74

Finding the Fourth Proportional to 35,213.55, 48,586.03 and 20,876.74

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Solution

The fourth proportional to 35,213.55, 48,586.03 and 20,876.74 is: 28,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,213.55 : 48,586.03 = 20,876.74 : x
  2. Step 2: Convert to fraction form
    35,213.55/48,586.03 = 20,876.74/x
  3. Step 3: Cross multiply
    35,213.55x = 48,586.03 × 20,876.74
  4. Step 4: Simplify right side
    35,213.55x = 1,014,317,742.29
  5. Step 5: Solve for x
    x = 1,014,317,742.29/35,213.55
  6. Step 6: Final answer
    x = 28,804.76

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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.