Home / 29,218.46-43,897.72-18,709.04

Finding the Fourth Proportional to 29,218.46, 43,897.72 and 18,709.04

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Solution

The fourth proportional to 29,218.46, 43,897.72 and 18,709.04 is: 28,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,218.46 : 43,897.72 = 18,709.04 : x
  2. Step 2: Convert to fraction form
    29,218.46/43,897.72 = 18,709.04/x
  3. Step 3: Cross multiply
    29,218.46x = 43,897.72 × 18,709.04
  4. Step 4: Simplify right side
    29,218.46x = 821,284,199.39
  5. Step 5: Solve for x
    x = 821,284,199.39/29,218.46
  6. Step 6: Final answer
    x = 28,108.40

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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.