Home / 35,119.35-48,460.73-20,779.62

Finding the Fourth Proportional to 35,119.35, 48,460.73 and 20,779.62

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Solution

The fourth proportional to 35,119.35, 48,460.73 and 20,779.62 is: 28,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,119.35 : 48,460.73 = 20,779.62 : x
  2. Step 2: Convert to fraction form
    35,119.35/48,460.73 = 20,779.62/x
  3. Step 3: Cross multiply
    35,119.35x = 48,460.73 × 20,779.62
  4. Step 4: Simplify right side
    35,119.35x = 1,006,995,450.42
  5. Step 5: Solve for x
    x = 1,006,995,450.42/35,119.35
  6. Step 6: Final answer
    x = 28,673.52

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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.