Home / 14,545.60-20,070.50-8,576.44

Finding the Fourth Proportional to 14,545.60, 20,070.50 and 8,576.44

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Solution

The fourth proportional to 14,545.60, 20,070.50 and 8,576.44 is: 11,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.60 : 20,070.50 = 8,576.44 : x
  2. Step 2: Convert to fraction form
    14,545.60/20,070.50 = 8,576.44/x
  3. Step 3: Cross multiply
    14,545.60x = 20,070.50 × 8,576.44
  4. Step 4: Simplify right side
    14,545.60x = 172,133,439.02
  5. Step 5: Solve for x
    x = 172,133,439.02/14,545.60
  6. Step 6: Final answer
    x = 11,834.06

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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.