Home / 49,623.64-68,483.69-28,402.45

Finding the Fourth Proportional to 49,623.64, 68,483.69 and 28,402.45

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Solution

The fourth proportional to 49,623.64, 68,483.69 and 28,402.45 is: 39,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,623.64 : 68,483.69 = 28,402.45 : x
  2. Step 2: Convert to fraction form
    49,623.64/68,483.69 = 28,402.45/x
  3. Step 3: Cross multiply
    49,623.64x = 68,483.69 × 28,402.45
  4. Step 4: Simplify right side
    49,623.64x = 1,945,104,581.04
  5. Step 5: Solve for x
    x = 1,945,104,581.04/49,623.64
  6. Step 6: Final answer
    x = 39,197.14

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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.