Home / 18,023.20-27,006.93-14,065.07

Finding the Fourth Proportional to 18,023.20, 27,006.93 and 14,065.07

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Solution

The fourth proportional to 18,023.20, 27,006.93 and 14,065.07 is: 21,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.20 : 27,006.93 = 14,065.07 : x
  2. Step 2: Convert to fraction form
    18,023.20/27,006.93 = 14,065.07/x
  3. Step 3: Cross multiply
    18,023.20x = 27,006.93 × 14,065.07
  4. Step 4: Simplify right side
    18,023.20x = 379,854,225.90
  5. Step 5: Solve for x
    x = 379,854,225.90/18,023.20
  6. Step 6: Final answer
    x = 21,075.85

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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.