Home / 30,756.64-46,149.54-18,301.27

Finding the Fourth Proportional to 30,756.64, 46,149.54 and 18,301.27

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Solution

The fourth proportional to 30,756.64, 46,149.54 and 18,301.27 is: 27,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,756.64 : 46,149.54 = 18,301.27 : x
  2. Step 2: Convert to fraction form
    30,756.64/46,149.54 = 18,301.27/x
  3. Step 3: Cross multiply
    30,756.64x = 46,149.54 × 18,301.27
  4. Step 4: Simplify right side
    30,756.64x = 844,595,191.92
  5. Step 5: Solve for x
    x = 844,595,191.92/30,756.64
  6. Step 6: Final answer
    x = 27,460.58

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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.