Home / 14,981.23-20,761.50-14,769.82

Finding the Fourth Proportional to 14,981.23, 20,761.50 and 14,769.82

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Solution

The fourth proportional to 14,981.23, 20,761.50 and 14,769.82 is: 20,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.23 : 20,761.50 = 14,769.82 : x
  2. Step 2: Convert to fraction form
    14,981.23/20,761.50 = 14,769.82/x
  3. Step 3: Cross multiply
    14,981.23x = 20,761.50 × 14,769.82
  4. Step 4: Simplify right side
    14,981.23x = 306,643,566.03
  5. Step 5: Solve for x
    x = 306,643,566.03/14,981.23
  6. Step 6: Final answer
    x = 20,468.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.