Home / 27,545.67-41,295.47-12,765.20

Finding the Fourth Proportional to 27,545.67, 41,295.47 and 12,765.20

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Solution

The fourth proportional to 27,545.67, 41,295.47 and 12,765.20 is: 19,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.67 : 41,295.47 = 12,765.20 : x
  2. Step 2: Convert to fraction form
    27,545.67/41,295.47 = 12,765.20/x
  3. Step 3: Cross multiply
    27,545.67x = 41,295.47 × 12,765.20
  4. Step 4: Simplify right side
    27,545.67x = 527,144,663.34
  5. Step 5: Solve for x
    x = 527,144,663.34/27,545.67
  6. Step 6: Final answer
    x = 19,137.12

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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.