Home / 35,018.32-48,309.64-21,584.67

Finding the Fourth Proportional to 35,018.32, 48,309.64 and 21,584.67

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Solution

The fourth proportional to 35,018.32, 48,309.64 and 21,584.67 is: 29,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,018.32 : 48,309.64 = 21,584.67 : x
  2. Step 2: Convert to fraction form
    35,018.32/48,309.64 = 21,584.67/x
  3. Step 3: Cross multiply
    35,018.32x = 48,309.64 × 21,584.67
  4. Step 4: Simplify right side
    35,018.32x = 1,042,747,637.22
  5. Step 5: Solve for x
    x = 1,042,747,637.22/35,018.32
  6. Step 6: Final answer
    x = 29,777.20

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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.