Home / 28,064.15-42,059.66-11,404.71

Finding the Fourth Proportional to 28,064.15, 42,059.66 and 11,404.71

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Solution

The fourth proportional to 28,064.15, 42,059.66 and 11,404.71 is: 17,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.15 : 42,059.66 = 11,404.71 : x
  2. Step 2: Convert to fraction form
    28,064.15/42,059.66 = 11,404.71/x
  3. Step 3: Cross multiply
    28,064.15x = 42,059.66 × 11,404.71
  4. Step 4: Simplify right side
    28,064.15x = 479,678,225.00
  5. Step 5: Solve for x
    x = 479,678,225.00/28,064.15
  6. Step 6: Final answer
    x = 17,092.21

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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.