Home / 35,871.51-49,501.38-19,955.64

Finding the Fourth Proportional to 35,871.51, 49,501.38 and 19,955.64

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Solution

The fourth proportional to 35,871.51, 49,501.38 and 19,955.64 is: 27,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.51 : 49,501.38 = 19,955.64 : x
  2. Step 2: Convert to fraction form
    35,871.51/49,501.38 = 19,955.64/x
  3. Step 3: Cross multiply
    35,871.51x = 49,501.38 × 19,955.64
  4. Step 4: Simplify right side
    35,871.51x = 987,831,718.78
  5. Step 5: Solve for x
    x = 987,831,718.78/35,871.51
  6. Step 6: Final answer
    x = 27,538.06

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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.