Home / 37,148.12-55,657.48-30,947.98

Finding the Fourth Proportional to 37,148.12, 55,657.48 and 30,947.98

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Solution

The fourth proportional to 37,148.12, 55,657.48 and 30,947.98 is: 46,368.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.12 : 55,657.48 = 30,947.98 : x
  2. Step 2: Convert to fraction form
    37,148.12/55,657.48 = 30,947.98/x
  3. Step 3: Cross multiply
    37,148.12x = 55,657.48 × 30,947.98
  4. Step 4: Simplify right side
    37,148.12x = 1,722,486,577.89
  5. Step 5: Solve for x
    x = 1,722,486,577.89/37,148.12
  6. Step 6: Final answer
    x = 46,368.07

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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.