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Finding the Fourth Proportional to 55,434.88, 83,094.24 and 25,828.30

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Solution

The fourth proportional to 55,434.88, 83,094.24 and 25,828.30 is: 38,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,434.88 : 83,094.24 = 25,828.30 : x
  2. Step 2: Convert to fraction form
    55,434.88/83,094.24 = 25,828.30/x
  3. Step 3: Cross multiply
    55,434.88x = 83,094.24 × 25,828.30
  4. Step 4: Simplify right side
    55,434.88x = 2,146,182,958.99
  5. Step 5: Solve for x
    x = 2,146,182,958.99/55,434.88
  6. Step 6: Final answer
    x = 38,715.39

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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.