Home / 28,954.07-43,349.18-18,397.93

Finding the Fourth Proportional to 28,954.07, 43,349.18 and 18,397.93

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Solution

The fourth proportional to 28,954.07, 43,349.18 and 18,397.93 is: 27,544.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954.07 : 43,349.18 = 18,397.93 : x
  2. Step 2: Convert to fraction form
    28,954.07/43,349.18 = 18,397.93/x
  3. Step 3: Cross multiply
    28,954.07x = 43,349.18 × 18,397.93
  4. Step 4: Simplify right side
    28,954.07x = 797,534,962.45
  5. Step 5: Solve for x
    x = 797,534,962.45/28,954.07
  6. Step 6: Final answer
    x = 27,544.83

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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.