Home / 19,705.53-27,197.15-11,748.26

Finding the Fourth Proportional to 19,705.53, 27,197.15 and 11,748.26

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Solution

The fourth proportional to 19,705.53, 27,197.15 and 11,748.26 is: 16,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.53 : 27,197.15 = 11,748.26 : x
  2. Step 2: Convert to fraction form
    19,705.53/27,197.15 = 11,748.26/x
  3. Step 3: Cross multiply
    19,705.53x = 27,197.15 × 11,748.26
  4. Step 4: Simplify right side
    19,705.53x = 319,518,994.73
  5. Step 5: Solve for x
    x = 319,518,994.73/19,705.53
  6. Step 6: Final answer
    x = 16,214.69

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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.