Home / 29,316.46-43,958.25-12,666.10

Finding the Fourth Proportional to 29,316.46, 43,958.25 and 12,666.10

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Solution

The fourth proportional to 29,316.46, 43,958.25 and 12,666.10 is: 18,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.46 : 43,958.25 = 12,666.10 : x
  2. Step 2: Convert to fraction form
    29,316.46/43,958.25 = 12,666.10/x
  3. Step 3: Cross multiply
    29,316.46x = 43,958.25 × 12,666.10
  4. Step 4: Simplify right side
    29,316.46x = 556,779,590.33
  5. Step 5: Solve for x
    x = 556,779,590.33/29,316.46
  6. Step 6: Final answer
    x = 18,992.05

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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.