Home / 33,779.34-46,620.12-19,438.88

Finding the Fourth Proportional to 33,779.34, 46,620.12 and 19,438.88

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Solution

The fourth proportional to 33,779.34, 46,620.12 and 19,438.88 is: 26,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779.34 : 46,620.12 = 19,438.88 : x
  2. Step 2: Convert to fraction form
    33,779.34/46,620.12 = 19,438.88/x
  3. Step 3: Cross multiply
    33,779.34x = 46,620.12 × 19,438.88
  4. Step 4: Simplify right side
    33,779.34x = 906,242,859.99
  5. Step 5: Solve for x
    x = 906,242,859.99/33,779.34
  6. Step 6: Final answer
    x = 26,828.32

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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.