Home / 35,430.30-48,891.57-19,514.75

Finding the Fourth Proportional to 35,430.30, 48,891.57 and 19,514.75

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Solution

The fourth proportional to 35,430.30, 48,891.57 and 19,514.75 is: 26,929.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.30 : 48,891.57 = 19,514.75 : x
  2. Step 2: Convert to fraction form
    35,430.30/48,891.57 = 19,514.75/x
  3. Step 3: Cross multiply
    35,430.30x = 48,891.57 × 19,514.75
  4. Step 4: Simplify right side
    35,430.30x = 954,106,765.66
  5. Step 5: Solve for x
    x = 954,106,765.66/35,430.30
  6. Step 6: Final answer
    x = 26,929.12

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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.