Home / 28,699.62-39,578.96-17,941.06

Finding the Fourth Proportional to 28,699.62, 39,578.96 and 17,941.06

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Solution

The fourth proportional to 28,699.62, 39,578.96 and 17,941.06 is: 24,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699.62 : 39,578.96 = 17,941.06 : x
  2. Step 2: Convert to fraction form
    28,699.62/39,578.96 = 17,941.06/x
  3. Step 3: Cross multiply
    28,699.62x = 39,578.96 × 17,941.06
  4. Step 4: Simplify right side
    28,699.62x = 710,088,590.42
  5. Step 5: Solve for x
    x = 710,088,590.42/28,699.62
  6. Step 6: Final answer
    x = 24,742.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.