Home / 53,094.42-79,642.26-18,036.81

Finding the Fourth Proportional to 53,094.42, 79,642.26 and 18,036.81

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Solution

The fourth proportional to 53,094.42, 79,642.26 and 18,036.81 is: 27,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,094.42 : 79,642.26 = 18,036.81 : x
  2. Step 2: Convert to fraction form
    53,094.42/79,642.26 = 18,036.81/x
  3. Step 3: Cross multiply
    53,094.42x = 79,642.26 × 18,036.81
  4. Step 4: Simplify right side
    53,094.42x = 1,436,492,311.59
  5. Step 5: Solve for x
    x = 1,436,492,311.59/53,094.42
  6. Step 6: Final answer
    x = 27,055.43

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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.