Home / 39,394.04-59,078.22-13,091.72

Finding the Fourth Proportional to 39,394.04, 59,078.22 and 13,091.72

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Solution

The fourth proportional to 39,394.04, 59,078.22 and 13,091.72 is: 19,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,394.04 : 59,078.22 = 13,091.72 : x
  2. Step 2: Convert to fraction form
    39,394.04/59,078.22 = 13,091.72/x
  3. Step 3: Cross multiply
    39,394.04x = 59,078.22 × 13,091.72
  4. Step 4: Simplify right side
    39,394.04x = 773,435,514.34
  5. Step 5: Solve for x
    x = 773,435,514.34/39,394.04
  6. Step 6: Final answer
    x = 19,633.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.