Home / 30,370.22-45,569.50-13,735.26

Finding the Fourth Proportional to 30,370.22, 45,569.50 and 13,735.26

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Solution

The fourth proportional to 30,370.22, 45,569.50 and 13,735.26 is: 20,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.22 : 45,569.50 = 13,735.26 : x
  2. Step 2: Convert to fraction form
    30,370.22/45,569.50 = 13,735.26/x
  3. Step 3: Cross multiply
    30,370.22x = 45,569.50 × 13,735.26
  4. Step 4: Simplify right side
    30,370.22x = 625,908,930.57
  5. Step 5: Solve for x
    x = 625,908,930.57/30,370.22
  6. Step 6: Final answer
    x = 20,609.30

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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.