Home / 35,098.86-48,429.70-19,991.19

Finding the Fourth Proportional to 35,098.86, 48,429.70 and 19,991.19

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Solution

The fourth proportional to 35,098.86, 48,429.70 and 19,991.19 is: 27,584.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,098.86 : 48,429.70 = 19,991.19 : x
  2. Step 2: Convert to fraction form
    35,098.86/48,429.70 = 19,991.19/x
  3. Step 3: Cross multiply
    35,098.86x = 48,429.70 × 19,991.19
  4. Step 4: Simplify right side
    35,098.86x = 968,167,397.87
  5. Step 5: Solve for x
    x = 968,167,397.87/35,098.86
  6. Step 6: Final answer
    x = 27,584.01

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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.