Home / 14,574.94-20,108.22-8,603.62

Finding the Fourth Proportional to 14,574.94, 20,108.22 and 8,603.62

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Solution

The fourth proportional to 14,574.94, 20,108.22 and 8,603.62 is: 11,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.94 : 20,108.22 = 8,603.62 : x
  2. Step 2: Convert to fraction form
    14,574.94/20,108.22 = 8,603.62/x
  3. Step 3: Cross multiply
    14,574.94x = 20,108.22 × 8,603.62
  4. Step 4: Simplify right side
    14,574.94x = 173,003,483.76
  5. Step 5: Solve for x
    x = 173,003,483.76/14,574.94
  6. Step 6: Final answer
    x = 11,869.93

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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.