Home / 14,290.05-21,353.21-10,894.17

Finding the Fourth Proportional to 14,290.05, 21,353.21 and 10,894.17

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Solution

The fourth proportional to 14,290.05, 21,353.21 and 10,894.17 is: 16,278.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.05 : 21,353.21 = 10,894.17 : x
  2. Step 2: Convert to fraction form
    14,290.05/21,353.21 = 10,894.17/x
  3. Step 3: Cross multiply
    14,290.05x = 21,353.21 × 10,894.17
  4. Step 4: Simplify right side
    14,290.05x = 232,625,566.24
  5. Step 5: Solve for x
    x = 232,625,566.24/14,290.05
  6. Step 6: Final answer
    x = 16,278.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.