Home / 35,313.23-48,720.35-19,997.69

Finding the Fourth Proportional to 35,313.23, 48,720.35 and 19,997.69

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Solution

The fourth proportional to 35,313.23, 48,720.35 and 19,997.69 is: 27,590.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.23 : 48,720.35 = 19,997.69 : x
  2. Step 2: Convert to fraction form
    35,313.23/48,720.35 = 19,997.69/x
  3. Step 3: Cross multiply
    35,313.23x = 48,720.35 × 19,997.69
  4. Step 4: Simplify right side
    35,313.23x = 974,294,112.40
  5. Step 5: Solve for x
    x = 974,294,112.40/35,313.23
  6. Step 6: Final answer
    x = 27,590.06

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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.