Home / 30,239.18-41,619.90-26,630.54

Finding the Fourth Proportional to 30,239.18, 41,619.90 and 26,630.54

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Solution

The fourth proportional to 30,239.18, 41,619.90 and 26,630.54 is: 36,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239.18 : 41,619.90 = 26,630.54 : x
  2. Step 2: Convert to fraction form
    30,239.18/41,619.90 = 26,630.54/x
  3. Step 3: Cross multiply
    30,239.18x = 41,619.90 × 26,630.54
  4. Step 4: Simplify right side
    30,239.18x = 1,108,360,411.75
  5. Step 5: Solve for x
    x = 1,108,360,411.75/30,239.18
  6. Step 6: Final answer
    x = 36,653.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.