Home / 35,219.04-48,606.28-20,113.86

Finding the Fourth Proportional to 35,219.04, 48,606.28 and 20,113.86

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Solution

The fourth proportional to 35,219.04, 48,606.28 and 20,113.86 is: 27,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,219.04 : 48,606.28 = 20,113.86 : x
  2. Step 2: Convert to fraction form
    35,219.04/48,606.28 = 20,113.86/x
  3. Step 3: Cross multiply
    35,219.04x = 48,606.28 × 20,113.86
  4. Step 4: Simplify right side
    35,219.04x = 977,659,911.04
  5. Step 5: Solve for x
    x = 977,659,911.04/35,219.04
  6. Step 6: Final answer
    x = 27,759.41

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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.