Home / 35,897.46-53,857.17-18,379.68

Finding the Fourth Proportional to 35,897.46, 53,857.17 and 18,379.68

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Solution

The fourth proportional to 35,897.46, 53,857.17 and 18,379.68 is: 27,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,897.46 : 53,857.17 = 18,379.68 : x
  2. Step 2: Convert to fraction form
    35,897.46/53,857.17 = 18,379.68/x
  3. Step 3: Cross multiply
    35,897.46x = 53,857.17 × 18,379.68
  4. Step 4: Simplify right side
    35,897.46x = 989,877,550.31
  5. Step 5: Solve for x
    x = 989,877,550.31/35,897.46
  6. Step 6: Final answer
    x = 27,575.14

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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.