Home / 19,625.80-29,438.70-14,960.20

Finding the Fourth Proportional to 19,625.80, 29,438.70 and 14,960.20

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Solution

The fourth proportional to 19,625.80, 29,438.70 and 14,960.20 is: 22,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.80 : 29,438.70 = 14,960.20 : x
  2. Step 2: Convert to fraction form
    19,625.80/29,438.70 = 14,960.20/x
  3. Step 3: Cross multiply
    19,625.80x = 29,438.70 × 14,960.20
  4. Step 4: Simplify right side
    19,625.80x = 440,408,839.74
  5. Step 5: Solve for x
    x = 440,408,839.74/19,625.80
  6. Step 6: Final answer
    x = 22,440.30

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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.