Home / 25,080.64-34,605.68-14,469.60

Finding the Fourth Proportional to 25,080.64, 34,605.68 and 14,469.60

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Solution

The fourth proportional to 25,080.64, 34,605.68 and 14,469.60 is: 19,964.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,080.64 : 34,605.68 = 14,469.60 : x
  2. Step 2: Convert to fraction form
    25,080.64/34,605.68 = 14,469.60/x
  3. Step 3: Cross multiply
    25,080.64x = 34,605.68 × 14,469.60
  4. Step 4: Simplify right side
    25,080.64x = 500,730,347.33
  5. Step 5: Solve for x
    x = 500,730,347.33/25,080.64
  6. Step 6: Final answer
    x = 19,964.82

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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.