Home / 14,545.56-21,818.34-4,156.68

Finding the Fourth Proportional to 14,545.56, 21,818.34 and 4,156.68

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Solution

The fourth proportional to 14,545.56, 21,818.34 and 4,156.68 is: 6,235.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.56 : 21,818.34 = 4,156.68 : x
  2. Step 2: Convert to fraction form
    14,545.56/21,818.34 = 4,156.68/x
  3. Step 3: Cross multiply
    14,545.56x = 21,818.34 × 4,156.68
  4. Step 4: Simplify right side
    14,545.56x = 90,691,857.51
  5. Step 5: Solve for x
    x = 90,691,857.51/14,545.56
  6. Step 6: Final answer
    x = 6,235.02

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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.