Home / 35,261.24-48,659.92-20,153.64

Finding the Fourth Proportional to 35,261.24, 48,659.92 and 20,153.64

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Solution

The fourth proportional to 35,261.24, 48,659.92 and 20,153.64 is: 27,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,261.24 : 48,659.92 = 20,153.64 : x
  2. Step 2: Convert to fraction form
    35,261.24/48,659.92 = 20,153.64/x
  3. Step 3: Cross multiply
    35,261.24x = 48,659.92 × 20,153.64
  4. Step 4: Simplify right side
    35,261.24x = 980,674,510.11
  5. Step 5: Solve for x
    x = 980,674,510.11/35,261.24
  6. Step 6: Final answer
    x = 27,811.69

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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.