Home / 54,330.70-81,496.05-26,272.30

Finding the Fourth Proportional to 54,330.70, 81,496.05 and 26,272.30

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Solution

The fourth proportional to 54,330.70, 81,496.05 and 26,272.30 is: 39,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,330.70 : 81,496.05 = 26,272.30 : x
  2. Step 2: Convert to fraction form
    54,330.70/81,496.05 = 26,272.30/x
  3. Step 3: Cross multiply
    54,330.70x = 81,496.05 × 26,272.30
  4. Step 4: Simplify right side
    54,330.70x = 2,141,088,674.42
  5. Step 5: Solve for x
    x = 2,141,088,674.42/54,330.70
  6. Step 6: Final answer
    x = 39,408.45

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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.