Home / 35,629.20-49,159.07-21,283.16

Finding the Fourth Proportional to 35,629.20, 49,159.07 and 21,283.16

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Solution

The fourth proportional to 35,629.20, 49,159.07 and 21,283.16 is: 29,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.20 : 49,159.07 = 21,283.16 : x
  2. Step 2: Convert to fraction form
    35,629.20/49,159.07 = 21,283.16/x
  3. Step 3: Cross multiply
    35,629.20x = 49,159.07 × 21,283.16
  4. Step 4: Simplify right side
    35,629.20x = 1,046,260,368.74
  5. Step 5: Solve for x
    x = 1,046,260,368.74/35,629.20
  6. Step 6: Final answer
    x = 29,365.25

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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.