Home / 19,577.34-29,366.07-13,759.98

Finding the Fourth Proportional to 19,577.34, 29,366.07 and 13,759.98

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Solution

The fourth proportional to 19,577.34, 29,366.07 and 13,759.98 is: 20,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.34 : 29,366.07 = 13,759.98 : x
  2. Step 2: Convert to fraction form
    19,577.34/29,366.07 = 13,759.98/x
  3. Step 3: Cross multiply
    19,577.34x = 29,366.07 × 13,759.98
  4. Step 4: Simplify right side
    19,577.34x = 404,076,535.88
  5. Step 5: Solve for x
    x = 404,076,535.88/19,577.34
  6. Step 6: Final answer
    x = 20,640.01

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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.