Home / 54,066.59-81,117.26-25,988.68

Finding the Fourth Proportional to 54,066.59, 81,117.26 and 25,988.68

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Solution

The fourth proportional to 54,066.59, 81,117.26 and 25,988.68 is: 38,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.59 : 81,117.26 = 25,988.68 : x
  2. Step 2: Convert to fraction form
    54,066.59/81,117.26 = 25,988.68/x
  3. Step 3: Cross multiply
    54,066.59x = 81,117.26 × 25,988.68
  4. Step 4: Simplify right side
    54,066.59x = 2,108,129,977.09
  5. Step 5: Solve for x
    x = 2,108,129,977.09/54,066.59
  6. Step 6: Final answer
    x = 38,991.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.