Home / 25,184.37-34,753.72-13,853.86

Finding the Fourth Proportional to 25,184.37, 34,753.72 and 13,853.86

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Solution

The fourth proportional to 25,184.37, 34,753.72 and 13,853.86 is: 19,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.37 : 34,753.72 = 13,853.86 : x
  2. Step 2: Convert to fraction form
    25,184.37/34,753.72 = 13,853.86/x
  3. Step 3: Cross multiply
    25,184.37x = 34,753.72 × 13,853.86
  4. Step 4: Simplify right side
    25,184.37x = 481,473,171.36
  5. Step 5: Solve for x
    x = 481,473,171.36/25,184.37
  6. Step 6: Final answer
    x = 19,117.94

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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.