Home / 35,009.14-48,310.70-19,899.72

Finding the Fourth Proportional to 35,009.14, 48,310.70 and 19,899.72

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Solution

The fourth proportional to 35,009.14, 48,310.70 and 19,899.72 is: 27,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,009.14 : 48,310.70 = 19,899.72 : x
  2. Step 2: Convert to fraction form
    35,009.14/48,310.70 = 19,899.72/x
  3. Step 3: Cross multiply
    35,009.14x = 48,310.70 × 19,899.72
  4. Step 4: Simplify right side
    35,009.14x = 961,369,403.00
  5. Step 5: Solve for x
    x = 961,369,403.00/35,009.14
  6. Step 6: Final answer
    x = 27,460.53

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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.