Home / 16,326.90-24,478.02-8,420.94

Finding the Fourth Proportional to 16,326.90, 24,478.02 and 8,420.94

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Solution

The fourth proportional to 16,326.90, 24,478.02 and 8,420.94 is: 12,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,326.90 : 24,478.02 = 8,420.94 : x
  2. Step 2: Convert to fraction form
    16,326.90/24,478.02 = 8,420.94/x
  3. Step 3: Cross multiply
    16,326.90x = 24,478.02 × 8,420.94
  4. Step 4: Simplify right side
    16,326.90x = 206,127,937.74
  5. Step 5: Solve for x
    x = 206,127,937.74/16,326.90
  6. Step 6: Final answer
    x = 12,625.05

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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.