Home / 25,001.20-34,501.44-14,247.40

Finding the Fourth Proportional to 25,001.20, 34,501.44 and 14,247.40

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Solution

The fourth proportional to 25,001.20, 34,501.44 and 14,247.40 is: 19,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,001.20 : 34,501.44 = 14,247.40 : x
  2. Step 2: Convert to fraction form
    25,001.20/34,501.44 = 14,247.40/x
  3. Step 3: Cross multiply
    25,001.20x = 34,501.44 × 14,247.40
  4. Step 4: Simplify right side
    25,001.20x = 491,555,816.26
  5. Step 5: Solve for x
    x = 491,555,816.26/25,001.20
  6. Step 6: Final answer
    x = 19,661.29

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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.