Home / 36,898.92-55,344.28-13,205.51

Finding the Fourth Proportional to 36,898.92, 55,344.28 and 13,205.51

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Solution

The fourth proportional to 36,898.92, 55,344.28 and 13,205.51 is: 19,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898.92 : 55,344.28 = 13,205.51 : x
  2. Step 2: Convert to fraction form
    36,898.92/55,344.28 = 13,205.51/x
  3. Step 3: Cross multiply
    36,898.92x = 55,344.28 × 13,205.51
  4. Step 4: Simplify right side
    36,898.92x = 730,849,442.98
  5. Step 5: Solve for x
    x = 730,849,442.98/36,898.92
  6. Step 6: Final answer
    x = 19,806.80

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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.