Home / 35,519.56-49,017.16-19,386.66

Finding the Fourth Proportional to 35,519.56, 49,017.16 and 19,386.66

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Solution

The fourth proportional to 35,519.56, 49,017.16 and 19,386.66 is: 26,753.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,519.56 : 49,017.16 = 19,386.66 : x
  2. Step 2: Convert to fraction form
    35,519.56/49,017.16 = 19,386.66/x
  3. Step 3: Cross multiply
    35,519.56x = 49,017.16 × 19,386.66
  4. Step 4: Simplify right side
    35,519.56x = 950,279,015.09
  5. Step 5: Solve for x
    x = 950,279,015.09/35,519.56
  6. Step 6: Final answer
    x = 26,753.68

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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.