Home / 13,017.74-19,514.66-4,695.80

Finding the Fourth Proportional to 13,017.74, 19,514.66 and 4,695.80

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Solution

The fourth proportional to 13,017.74, 19,514.66 and 4,695.80 is: 7,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.74 : 19,514.66 = 4,695.80 : x
  2. Step 2: Convert to fraction form
    13,017.74/19,514.66 = 4,695.80/x
  3. Step 3: Cross multiply
    13,017.74x = 19,514.66 × 4,695.80
  4. Step 4: Simplify right side
    13,017.74x = 91,636,819.38
  5. Step 5: Solve for x
    x = 91,636,819.38/13,017.74
  6. Step 6: Final answer
    x = 7,039.38

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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.