Home / 16,539.32-22,823.87-8,985.48

Finding the Fourth Proportional to 16,539.32, 22,823.87 and 8,985.48

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Solution

The fourth proportional to 16,539.32, 22,823.87 and 8,985.48 is: 12,399.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.32 : 22,823.87 = 8,985.48 : x
  2. Step 2: Convert to fraction form
    16,539.32/22,823.87 = 8,985.48/x
  3. Step 3: Cross multiply
    16,539.32x = 22,823.87 × 8,985.48
  4. Step 4: Simplify right side
    16,539.32x = 205,083,427.41
  5. Step 5: Solve for x
    x = 205,083,427.41/16,539.32
  6. Step 6: Final answer
    x = 12,399.75

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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.