Home / 25,355.55-34,990.05-14,024.80

Finding the Fourth Proportional to 25,355.55, 34,990.05 and 14,024.80

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Solution

The fourth proportional to 25,355.55, 34,990.05 and 14,024.80 is: 19,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.55 : 34,990.05 = 14,024.80 : x
  2. Step 2: Convert to fraction form
    25,355.55/34,990.05 = 14,024.80/x
  3. Step 3: Cross multiply
    25,355.55x = 34,990.05 × 14,024.80
  4. Step 4: Simplify right side
    25,355.55x = 490,728,453.24
  5. Step 5: Solve for x
    x = 490,728,453.24/25,355.55
  6. Step 6: Final answer
    x = 19,353.89

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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.