Home / 30,032.80-41,445.84-18,550.24

Finding the Fourth Proportional to 30,032.80, 41,445.84 and 18,550.24

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Solution

The fourth proportional to 30,032.80, 41,445.84 and 18,550.24 is: 25,599.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.80 : 41,445.84 = 18,550.24 : x
  2. Step 2: Convert to fraction form
    30,032.80/41,445.84 = 18,550.24/x
  3. Step 3: Cross multiply
    30,032.80x = 41,445.84 × 18,550.24
  4. Step 4: Simplify right side
    30,032.80x = 768,830,279.00
  5. Step 5: Solve for x
    x = 768,830,279.00/30,032.80
  6. Step 6: Final answer
    x = 25,599.69

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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.