Home / 20,511.48-30,752.37-16,567.59

Finding the Fourth Proportional to 20,511.48, 30,752.37 and 16,567.59

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Solution

The fourth proportional to 20,511.48, 30,752.37 and 16,567.59 is: 24,839.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,511.48 : 30,752.37 = 16,567.59 : x
  2. Step 2: Convert to fraction form
    20,511.48/30,752.37 = 16,567.59/x
  3. Step 3: Cross multiply
    20,511.48x = 30,752.37 × 16,567.59
  4. Step 4: Simplify right side
    20,511.48x = 509,492,657.69
  5. Step 5: Solve for x
    x = 509,492,657.69/20,511.48
  6. Step 6: Final answer
    x = 24,839.39

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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.