Home / 35,084.78-48,417.65-19,168.89

Finding the Fourth Proportional to 35,084.78, 48,417.65 and 19,168.89

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Solution

The fourth proportional to 35,084.78, 48,417.65 and 19,168.89 is: 26,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,084.78 : 48,417.65 = 19,168.89 : x
  2. Step 2: Convert to fraction form
    35,084.78/48,417.65 = 19,168.89/x
  3. Step 3: Cross multiply
    35,084.78x = 48,417.65 × 19,168.89
  4. Step 4: Simplify right side
    35,084.78x = 928,112,401.38
  5. Step 5: Solve for x
    x = 928,112,401.38/35,084.78
  6. Step 6: Final answer
    x = 26,453.42

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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.