Home / 35,126.72-52,710.88-12,955.68

Finding the Fourth Proportional to 35,126.72, 52,710.88 and 12,955.68

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Solution

The fourth proportional to 35,126.72, 52,710.88 and 12,955.68 is: 19,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,126.72 : 52,710.88 = 12,955.68 : x
  2. Step 2: Convert to fraction form
    35,126.72/52,710.88 = 12,955.68/x
  3. Step 3: Cross multiply
    35,126.72x = 52,710.88 × 12,955.68
  4. Step 4: Simplify right side
    35,126.72x = 682,905,293.80
  5. Step 5: Solve for x
    x = 682,905,293.80/35,126.72
  6. Step 6: Final answer
    x = 19,441.19

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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.