Home / 25,247.88-34,848.36-14,643.90

Finding the Fourth Proportional to 25,247.88, 34,848.36 and 14,643.90

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Solution

The fourth proportional to 25,247.88, 34,848.36 and 14,643.90 is: 20,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,247.88 : 34,848.36 = 14,643.90 : x
  2. Step 2: Convert to fraction form
    25,247.88/34,848.36 = 14,643.90/x
  3. Step 3: Cross multiply
    25,247.88x = 34,848.36 × 14,643.90
  4. Step 4: Simplify right side
    25,247.88x = 510,315,899.00
  5. Step 5: Solve for x
    x = 510,315,899.00/25,247.88
  6. Step 6: Final answer
    x = 20,212.23

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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.