Home / 35,520.09-49,018.13-19,604.54

Finding the Fourth Proportional to 35,520.09, 49,018.13 and 19,604.54

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Solution

The fourth proportional to 35,520.09, 49,018.13 and 19,604.54 is: 27,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.09 : 49,018.13 = 19,604.54 : x
  2. Step 2: Convert to fraction form
    35,520.09/49,018.13 = 19,604.54/x
  3. Step 3: Cross multiply
    35,520.09x = 49,018.13 × 19,604.54
  4. Step 4: Simplify right side
    35,520.09x = 960,977,547.20
  5. Step 5: Solve for x
    x = 960,977,547.20/35,520.09
  6. Step 6: Final answer
    x = 27,054.48

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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.