Home / 18,430.99-27,645.52-5,950.78

Finding the Fourth Proportional to 18,430.99, 27,645.52 and 5,950.78

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Solution

The fourth proportional to 18,430.99, 27,645.52 and 5,950.78 is: 8,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.99 : 27,645.52 = 5,950.78 : x
  2. Step 2: Convert to fraction form
    18,430.99/27,645.52 = 5,950.78/x
  3. Step 3: Cross multiply
    18,430.99x = 27,645.52 × 5,950.78
  4. Step 4: Simplify right side
    18,430.99x = 164,512,407.51
  5. Step 5: Solve for x
    x = 164,512,407.51/18,430.99
  6. Step 6: Final answer
    x = 8,925.86

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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.