Home / 14,677.63-20,250.35-8,303.61

Finding the Fourth Proportional to 14,677.63, 20,250.35 and 8,303.61

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Solution

The fourth proportional to 14,677.63, 20,250.35 and 8,303.61 is: 11,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.63 : 20,250.35 = 8,303.61 : x
  2. Step 2: Convert to fraction form
    14,677.63/20,250.35 = 8,303.61/x
  3. Step 3: Cross multiply
    14,677.63x = 20,250.35 × 8,303.61
  4. Step 4: Simplify right side
    14,677.63x = 168,151,008.76
  5. Step 5: Solve for x
    x = 168,151,008.76/14,677.63
  6. Step 6: Final answer
    x = 11,456.28

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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.