Home / 28,857.48-39,824.18-17,673.16

Finding the Fourth Proportional to 28,857.48, 39,824.18 and 17,673.16

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Solution

The fourth proportional to 28,857.48, 39,824.18 and 17,673.16 is: 24,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,857.48 : 39,824.18 = 17,673.16 : x
  2. Step 2: Convert to fraction form
    28,857.48/39,824.18 = 17,673.16/x
  3. Step 3: Cross multiply
    28,857.48x = 39,824.18 × 17,673.16
  4. Step 4: Simplify right side
    28,857.48x = 703,819,105.01
  5. Step 5: Solve for x
    x = 703,819,105.01/28,857.48
  6. Step 6: Final answer
    x = 24,389.49

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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.