Home / 30,239.31-45,375.37-14,656.94

Finding the Fourth Proportional to 30,239.31, 45,375.37 and 14,656.94

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Solution

The fourth proportional to 30,239.31, 45,375.37 and 14,656.94 is: 21,993.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239.31 : 45,375.37 = 14,656.94 : x
  2. Step 2: Convert to fraction form
    30,239.31/45,375.37 = 14,656.94/x
  3. Step 3: Cross multiply
    30,239.31x = 45,375.37 × 14,656.94
  4. Step 4: Simplify right side
    30,239.31x = 665,064,075.57
  5. Step 5: Solve for x
    x = 665,064,075.57/30,239.31
  6. Step 6: Final answer
    x = 21,993.36

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1.5x scale

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.