Home / 20,604.48-30,864.96-16,451.52

Finding the Fourth Proportional to 20,604.48, 30,864.96 and 16,451.52

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Solution

The fourth proportional to 20,604.48, 30,864.96 and 16,451.52 is: 24,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604.48 : 30,864.96 = 16,451.52 : x
  2. Step 2: Convert to fraction form
    20,604.48/30,864.96 = 16,451.52/x
  3. Step 3: Cross multiply
    20,604.48x = 30,864.96 × 16,451.52
  4. Step 4: Simplify right side
    20,604.48x = 507,775,506.74
  5. Step 5: Solve for x
    x = 507,775,506.74/20,604.48
  6. Step 6: Final answer
    x = 24,643.94

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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.