Home / 19,994.57-27,561.63-14,335.71

Finding the Fourth Proportional to 19,994.57, 27,561.63 and 14,335.71

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Solution

The fourth proportional to 19,994.57, 27,561.63 and 14,335.71 is: 19,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.57 : 27,561.63 = 14,335.71 : x
  2. Step 2: Convert to fraction form
    19,994.57/27,561.63 = 14,335.71/x
  3. Step 3: Cross multiply
    19,994.57x = 27,561.63 × 14,335.71
  4. Step 4: Simplify right side
    19,994.57x = 395,115,534.81
  5. Step 5: Solve for x
    x = 395,115,534.81/19,994.57
  6. Step 6: Final answer
    x = 19,761.14

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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.