Home / 25,760.90-35,550.49-14,430.30

Finding the Fourth Proportional to 25,760.90, 35,550.49 and 14,430.30

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Solution

The fourth proportional to 25,760.90, 35,550.49 and 14,430.30 is: 19,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760.90 : 35,550.49 = 14,430.30 : x
  2. Step 2: Convert to fraction form
    25,760.90/35,550.49 = 14,430.30/x
  3. Step 3: Cross multiply
    25,760.90x = 35,550.49 × 14,430.30
  4. Step 4: Simplify right side
    25,760.90x = 513,004,235.85
  5. Step 5: Solve for x
    x = 513,004,235.85/25,760.90
  6. Step 6: Final answer
    x = 19,914.06

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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.