Home / 26,380.30-36,404.80-14,443.63

Finding the Fourth Proportional to 26,380.30, 36,404.80 and 14,443.63

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Solution

The fourth proportional to 26,380.30, 36,404.80 and 14,443.63 is: 19,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.30 : 36,404.80 = 14,443.63 : x
  2. Step 2: Convert to fraction form
    26,380.30/36,404.80 = 14,443.63/x
  3. Step 3: Cross multiply
    26,380.30x = 36,404.80 × 14,443.63
  4. Step 4: Simplify right side
    26,380.30x = 525,817,461.42
  5. Step 5: Solve for x
    x = 525,817,461.42/26,380.30
  6. Step 6: Final answer
    x = 19,932.20

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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.