Home / 25,347.36-34,979.14-14,169.36

Finding the Fourth Proportional to 25,347.36, 34,979.14 and 14,169.36

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Solution

The fourth proportional to 25,347.36, 34,979.14 and 14,169.36 is: 19,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.36 : 34,979.14 = 14,169.36 : x
  2. Step 2: Convert to fraction form
    25,347.36/34,979.14 = 14,169.36/x
  3. Step 3: Cross multiply
    25,347.36x = 34,979.14 × 14,169.36
  4. Step 4: Simplify right side
    25,347.36x = 495,632,027.15
  5. Step 5: Solve for x
    x = 495,632,027.15/25,347.36
  6. Step 6: Final answer
    x = 19,553.60

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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.