Home / 28,039.38-42,093.24-13,060.86

Finding the Fourth Proportional to 28,039.38, 42,093.24 and 13,060.86

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Solution

The fourth proportional to 28,039.38, 42,093.24 and 13,060.86 is: 19,607.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039.38 : 42,093.24 = 13,060.86 : x
  2. Step 2: Convert to fraction form
    28,039.38/42,093.24 = 13,060.86/x
  3. Step 3: Cross multiply
    28,039.38x = 42,093.24 × 13,060.86
  4. Step 4: Simplify right side
    28,039.38x = 549,773,914.59
  5. Step 5: Solve for x
    x = 549,773,914.59/28,039.38
  6. Step 6: Final answer
    x = 19,607.21

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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.