Home / 14,563.80-20,097.32-8,897.45

Finding the Fourth Proportional to 14,563.80, 20,097.32 and 8,897.45

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Solution

The fourth proportional to 14,563.80, 20,097.32 and 8,897.45 is: 12,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.80 : 20,097.32 = 8,897.45 : x
  2. Step 2: Convert to fraction form
    14,563.80/20,097.32 = 8,897.45/x
  3. Step 3: Cross multiply
    14,563.80x = 20,097.32 × 8,897.45
  4. Step 4: Simplify right side
    14,563.80x = 178,814,754.86
  5. Step 5: Solve for x
    x = 178,814,754.86/14,563.80
  6. Step 6: Final answer
    x = 12,278.03

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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.