Home / 25,270.12-34,865.76-16,318.00

Finding the Fourth Proportional to 25,270.12, 34,865.76 and 16,318.00

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Solution

The fourth proportional to 25,270.12, 34,865.76 and 16,318.00 is: 22,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.12 : 34,865.76 = 16,318.00 : x
  2. Step 2: Convert to fraction form
    25,270.12/34,865.76 = 16,318.00/x
  3. Step 3: Cross multiply
    25,270.12x = 34,865.76 × 16,318.00
  4. Step 4: Simplify right side
    25,270.12x = 568,939,384.52
  5. Step 5: Solve for x
    x = 568,939,384.52/25,270.12
  6. Step 6: Final answer
    x = 22,514.31

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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.