Home / 28,884.84-43,337.99-17,663.21

Finding the Fourth Proportional to 28,884.84, 43,337.99 and 17,663.21

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Solution

The fourth proportional to 28,884.84, 43,337.99 and 17,663.21 is: 26,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.84 : 43,337.99 = 17,663.21 : x
  2. Step 2: Convert to fraction form
    28,884.84/43,337.99 = 17,663.21/x
  3. Step 3: Cross multiply
    28,884.84x = 43,337.99 × 17,663.21
  4. Step 4: Simplify right side
    28,884.84x = 765,488,018.35
  5. Step 5: Solve for x
    x = 765,488,018.35/28,884.84
  6. Step 6: Final answer
    x = 26,501.38

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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.