Home / 35,185.99-48,506.59-21,749.62

Finding the Fourth Proportional to 35,185.99, 48,506.59 and 21,749.62

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Solution

The fourth proportional to 35,185.99, 48,506.59 and 21,749.62 is: 29,983.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.99 : 48,506.59 = 21,749.62 : x
  2. Step 2: Convert to fraction form
    35,185.99/48,506.59 = 21,749.62/x
  3. Step 3: Cross multiply
    35,185.99x = 48,506.59 × 21,749.62
  4. Step 4: Simplify right side
    35,185.99x = 1,054,999,900.00
  5. Step 5: Solve for x
    x = 1,054,999,900.00/35,185.99
  6. Step 6: Final answer
    x = 29,983.52

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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.