Home / 14,427.98-19,907.22-8,762.57

Finding the Fourth Proportional to 14,427.98, 19,907.22 and 8,762.57

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Solution

The fourth proportional to 14,427.98, 19,907.22 and 8,762.57 is: 12,090.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.98 : 19,907.22 = 8,762.57 : x
  2. Step 2: Convert to fraction form
    14,427.98/19,907.22 = 8,762.57/x
  3. Step 3: Cross multiply
    14,427.98x = 19,907.22 × 8,762.57
  4. Step 4: Simplify right side
    14,427.98x = 174,438,342.08
  5. Step 5: Solve for x
    x = 174,438,342.08/14,427.98
  6. Step 6: Final answer
    x = 12,090.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.