Home / 30,394.90-45,594.54-11,674.95

Finding the Fourth Proportional to 30,394.90, 45,594.54 and 11,674.95

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Solution

The fourth proportional to 30,394.90, 45,594.54 and 11,674.95 is: 17,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,394.90 : 45,594.54 = 11,674.95 : x
  2. Step 2: Convert to fraction form
    30,394.90/45,594.54 = 11,674.95/x
  3. Step 3: Cross multiply
    30,394.90x = 45,594.54 × 11,674.95
  4. Step 4: Simplify right side
    30,394.90x = 532,313,974.77
  5. Step 5: Solve for x
    x = 532,313,974.77/30,394.90
  6. Step 6: Final answer
    x = 17,513.27

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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.