Home / 44,615.05-66,931.68-18,320.02

Finding the Fourth Proportional to 44,615.05, 66,931.68 and 18,320.02

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Solution

The fourth proportional to 44,615.05, 66,931.68 and 18,320.02 is: 27,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,615.05 : 66,931.68 = 18,320.02 : x
  2. Step 2: Convert to fraction form
    44,615.05/66,931.68 = 18,320.02/x
  3. Step 3: Cross multiply
    44,615.05x = 66,931.68 × 18,320.02
  4. Step 4: Simplify right side
    44,615.05x = 1,226,189,716.23
  5. Step 5: Solve for x
    x = 1,226,189,716.23/44,615.05
  6. Step 6: Final answer
    x = 27,483.77

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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.