Home / 19,051.10-26,448.88-18,480.86

Finding the Fourth Proportional to 19,051.10, 26,448.88 and 18,480.86

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Solution

The fourth proportional to 19,051.10, 26,448.88 and 18,480.86 is: 25,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.10 : 26,448.88 = 18,480.86 : x
  2. Step 2: Convert to fraction form
    19,051.10/26,448.88 = 18,480.86/x
  3. Step 3: Cross multiply
    19,051.10x = 26,448.88 × 18,480.86
  4. Step 4: Simplify right side
    19,051.10x = 488,797,869.99
  5. Step 5: Solve for x
    x = 488,797,869.99/19,051.10
  6. Step 6: Final answer
    x = 25,657.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.