Home / 36,985.08-51,038.46-20,217

Finding the Fourth Proportional to 36,985.08, 51,038.46 and 20,217

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Solution

The fourth proportional to 36,985.08, 51,038.46 and 20,217 is: 27,898.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,985.08 : 51,038.46 = 20,217 : x
  2. Step 2: Convert to fraction form
    36,985.08/51,038.46 = 20,217/x
  3. Step 3: Cross multiply
    36,985.08x = 51,038.46 × 20,217
  4. Step 4: Simplify right side
    36,985.08x = 1,031,844,545.82
  5. Step 5: Solve for x
    x = 1,031,844,545.82/36,985.08
  6. Step 6: Final answer
    x = 27,898.94

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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.