Home / 14,545.78-21,818.67-4,685.24

Finding the Fourth Proportional to 14,545.78, 21,818.67 and 4,685.24

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Solution

The fourth proportional to 14,545.78, 21,818.67 and 4,685.24 is: 7,027.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.78 : 21,818.67 = 4,685.24 : x
  2. Step 2: Convert to fraction form
    14,545.78/21,818.67 = 4,685.24/x
  3. Step 3: Cross multiply
    14,545.78x = 21,818.67 × 4,685.24
  4. Step 4: Simplify right side
    14,545.78x = 102,225,742.41
  5. Step 5: Solve for x
    x = 102,225,742.41/14,545.78
  6. Step 6: Final answer
    x = 7,027.86

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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.