Home / 21,401.20-32,058.60-14,834.80

Finding the Fourth Proportional to 21,401.20, 32,058.60 and 14,834.80

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Solution

The fourth proportional to 21,401.20, 32,058.60 and 14,834.80 is: 22,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,401.20 : 32,058.60 = 14,834.80 : x
  2. Step 2: Convert to fraction form
    21,401.20/32,058.60 = 14,834.80/x
  3. Step 3: Cross multiply
    21,401.20x = 32,058.60 × 14,834.80
  4. Step 4: Simplify right side
    21,401.20x = 475,582,919.28
  5. Step 5: Solve for x
    x = 475,582,919.28/21,401.20
  6. Step 6: Final answer
    x = 22,222.25

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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.