Home / 14,444.46-19,934.68-8,777.90

Finding the Fourth Proportional to 14,444.46, 19,934.68 and 8,777.90

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Solution

The fourth proportional to 14,444.46, 19,934.68 and 8,777.90 is: 12,114.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.46 : 19,934.68 = 8,777.90 : x
  2. Step 2: Convert to fraction form
    14,444.46/19,934.68 = 8,777.90/x
  3. Step 3: Cross multiply
    14,444.46x = 19,934.68 × 8,777.90
  4. Step 4: Simplify right side
    14,444.46x = 174,984,627.57
  5. Step 5: Solve for x
    x = 174,984,627.57/14,444.46
  6. Step 6: Final answer
    x = 12,114.31

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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.