Home / 55,303.31-82,955.27-13,750.31

Finding the Fourth Proportional to 55,303.31, 82,955.27 and 13,750.31

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Solution

The fourth proportional to 55,303.31, 82,955.27 and 13,750.31 is: 20,625.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,303.31 : 82,955.27 = 13,750.31 : x
  2. Step 2: Convert to fraction form
    55,303.31/82,955.27 = 13,750.31/x
  3. Step 3: Cross multiply
    55,303.31x = 82,955.27 × 13,750.31
  4. Step 4: Simplify right side
    55,303.31x = 1,140,660,920.40
  5. Step 5: Solve for x
    x = 1,140,660,920.40/55,303.31
  6. Step 6: Final answer
    x = 20,625.54

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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.