Home / 34,242.84-47,261.34-19,904.64

Finding the Fourth Proportional to 34,242.84, 47,261.34 and 19,904.64

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Solution

The fourth proportional to 34,242.84, 47,261.34 and 19,904.64 is: 27,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,242.84 : 47,261.34 = 19,904.64 : x
  2. Step 2: Convert to fraction form
    34,242.84/47,261.34 = 19,904.64/x
  3. Step 3: Cross multiply
    34,242.84x = 47,261.34 × 19,904.64
  4. Step 4: Simplify right side
    34,242.84x = 940,719,958.62
  5. Step 5: Solve for x
    x = 940,719,958.62/34,242.84
  6. Step 6: Final answer
    x = 27,472.02

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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.