Home / 28,732.83-43,084.24-12,924.16

Finding the Fourth Proportional to 28,732.83, 43,084.24 and 12,924.16

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Solution

The fourth proportional to 28,732.83, 43,084.24 and 12,924.16 is: 19,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.83 : 43,084.24 = 12,924.16 : x
  2. Step 2: Convert to fraction form
    28,732.83/43,084.24 = 12,924.16/x
  3. Step 3: Cross multiply
    28,732.83x = 43,084.24 × 12,924.16
  4. Step 4: Simplify right side
    28,732.83x = 556,827,471.22
  5. Step 5: Solve for x
    x = 556,827,471.22/28,732.83
  6. Step 6: Final answer
    x = 19,379.49

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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.