Home / 28,875.86-43,313.70-11,333.42

Finding the Fourth Proportional to 28,875.86, 43,313.70 and 11,333.42

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Solution

The fourth proportional to 28,875.86, 43,313.70 and 11,333.42 is: 17,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875.86 : 43,313.70 = 11,333.42 : x
  2. Step 2: Convert to fraction form
    28,875.86/43,313.70 = 11,333.42/x
  3. Step 3: Cross multiply
    28,875.86x = 43,313.70 × 11,333.42
  4. Step 4: Simplify right side
    28,875.86x = 490,892,353.85
  5. Step 5: Solve for x
    x = 490,892,353.85/28,875.86
  6. Step 6: Final answer
    x = 17,000.09

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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.