Home / 35,238.16-52,862.13-11,871.28

Finding the Fourth Proportional to 35,238.16, 52,862.13 and 11,871.28

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Solution

The fourth proportional to 35,238.16, 52,862.13 and 11,871.28 is: 17,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,238.16 : 52,862.13 = 11,871.28 : x
  2. Step 2: Convert to fraction form
    35,238.16/52,862.13 = 11,871.28/x
  3. Step 3: Cross multiply
    35,238.16x = 52,862.13 × 11,871.28
  4. Step 4: Simplify right side
    35,238.16x = 627,541,146.63
  5. Step 5: Solve for x
    x = 627,541,146.63/35,238.16
  6. Step 6: Final answer
    x = 17,808.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.