Home / 48,984.32-67,610.76-30,138.32

Finding the Fourth Proportional to 48,984.32, 67,610.76 and 30,138.32

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Solution

The fourth proportional to 48,984.32, 67,610.76 and 30,138.32 is: 41,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,984.32 : 67,610.76 = 30,138.32 : x
  2. Step 2: Convert to fraction form
    48,984.32/67,610.76 = 30,138.32/x
  3. Step 3: Cross multiply
    48,984.32x = 67,610.76 × 30,138.32
  4. Step 4: Simplify right side
    48,984.32x = 2,037,674,720.32
  5. Step 5: Solve for x
    x = 2,037,674,720.32/48,984.32
  6. Step 6: Final answer
    x = 41,598.51

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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.