Home / 14,263.88-21,403.17-6,368.81

Finding the Fourth Proportional to 14,263.88, 21,403.17 and 6,368.81

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Solution

The fourth proportional to 14,263.88, 21,403.17 and 6,368.81 is: 9,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.88 : 21,403.17 = 6,368.81 : x
  2. Step 2: Convert to fraction form
    14,263.88/21,403.17 = 6,368.81/x
  3. Step 3: Cross multiply
    14,263.88x = 21,403.17 × 6,368.81
  4. Step 4: Simplify right side
    14,263.88x = 136,312,616.11
  5. Step 5: Solve for x
    x = 136,312,616.11/14,263.88
  6. Step 6: Final answer
    x = 9,556.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.