Home / 30,314.34-45,456.26-17,668.16

Finding the Fourth Proportional to 30,314.34, 45,456.26 and 17,668.16

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Solution

The fourth proportional to 30,314.34, 45,456.26 and 17,668.16 is: 26,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.34 : 45,456.26 = 17,668.16 : x
  2. Step 2: Convert to fraction form
    30,314.34/45,456.26 = 17,668.16/x
  3. Step 3: Cross multiply
    30,314.34x = 45,456.26 × 17,668.16
  4. Step 4: Simplify right side
    30,314.34x = 803,128,474.68
  5. Step 5: Solve for x
    x = 803,128,474.68/30,314.34
  6. Step 6: Final answer
    x = 26,493.35

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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.