Home / 35,126.64-52,710.57-12,955.47

Finding the Fourth Proportional to 35,126.64, 52,710.57 and 12,955.47

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Solution

The fourth proportional to 35,126.64, 52,710.57 and 12,955.47 is: 19,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,126.64 : 52,710.57 = 12,955.47 : x
  2. Step 2: Convert to fraction form
    35,126.64/52,710.57 = 12,955.47/x
  3. Step 3: Cross multiply
    35,126.64x = 52,710.57 × 12,955.47
  4. Step 4: Simplify right side
    35,126.64x = 682,890,195.34
  5. Step 5: Solve for x
    x = 682,890,195.34/35,126.64
  6. Step 6: Final answer
    x = 19,440.81

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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.