Home / 14,444.18-19,932.72-8,070.90

Finding the Fourth Proportional to 14,444.18, 19,932.72 and 8,070.90

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Solution

The fourth proportional to 14,444.18, 19,932.72 and 8,070.90 is: 11,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.18 : 19,932.72 = 8,070.90 : x
  2. Step 2: Convert to fraction form
    14,444.18/19,932.72 = 8,070.90/x
  3. Step 3: Cross multiply
    14,444.18x = 19,932.72 × 8,070.90
  4. Step 4: Simplify right side
    14,444.18x = 160,874,989.85
  5. Step 5: Solve for x
    x = 160,874,989.85/14,444.18
  6. Step 6: Final answer
    x = 11,137.70

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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.