Home / 34,698.88-47,884.40-18,783.32

Finding the Fourth Proportional to 34,698.88, 47,884.40 and 18,783.32

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Solution

The fourth proportional to 34,698.88, 47,884.40 and 18,783.32 is: 25,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698.88 : 47,884.40 = 18,783.32 : x
  2. Step 2: Convert to fraction form
    34,698.88/47,884.40 = 18,783.32/x
  3. Step 3: Cross multiply
    34,698.88x = 47,884.40 × 18,783.32
  4. Step 4: Simplify right side
    34,698.88x = 899,428,008.21
  5. Step 5: Solve for x
    x = 899,428,008.21/34,698.88
  6. Step 6: Final answer
    x = 25,920.95

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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.