Home / 14,545.28-21,817.90-4,685.32

Finding the Fourth Proportional to 14,545.28, 21,817.90 and 4,685.32

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Solution

The fourth proportional to 14,545.28, 21,817.90 and 4,685.32 is: 7,027.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.28 : 21,817.90 = 4,685.32 : x
  2. Step 2: Convert to fraction form
    14,545.28/21,817.90 = 4,685.32/x
  3. Step 3: Cross multiply
    14,545.28x = 21,817.90 × 4,685.32
  4. Step 4: Simplify right side
    14,545.28x = 102,223,843.23
  5. Step 5: Solve for x
    x = 102,223,843.23/14,545.28
  6. Step 6: Final answer
    x = 7,027.97

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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.