Home / 28,815.55-43,228.55-14,024.47

Finding the Fourth Proportional to 28,815.55, 43,228.55 and 14,024.47

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Solution

The fourth proportional to 28,815.55, 43,228.55 and 14,024.47 is: 21,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815.55 : 43,228.55 = 14,024.47 : x
  2. Step 2: Convert to fraction form
    28,815.55/43,228.55 = 14,024.47/x
  3. Step 3: Cross multiply
    28,815.55x = 43,228.55 × 14,024.47
  4. Step 4: Simplify right side
    28,815.55x = 606,257,502.62
  5. Step 5: Solve for x
    x = 606,257,502.62/28,815.55
  6. Step 6: Final answer
    x = 21,039.25

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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.