Home / 14,447.74-19,937.26-8,480.06

Finding the Fourth Proportional to 14,447.74, 19,937.26 and 8,480.06

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Solution

The fourth proportional to 14,447.74, 19,937.26 and 8,480.06 is: 11,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.74 : 19,937.26 = 8,480.06 : x
  2. Step 2: Convert to fraction form
    14,447.74/19,937.26 = 8,480.06/x
  3. Step 3: Cross multiply
    14,447.74x = 19,937.26 × 8,480.06
  4. Step 4: Simplify right side
    14,447.74x = 169,069,161.04
  5. Step 5: Solve for x
    x = 169,069,161.04/14,447.74
  6. Step 6: Final answer
    x = 11,702.12

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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.