Home / 29,236.48-40,346.33-15,807.73

Finding the Fourth Proportional to 29,236.48, 40,346.33 and 15,807.73

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Solution

The fourth proportional to 29,236.48, 40,346.33 and 15,807.73 is: 21,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,236.48 : 40,346.33 = 15,807.73 : x
  2. Step 2: Convert to fraction form
    29,236.48/40,346.33 = 15,807.73/x
  3. Step 3: Cross multiply
    29,236.48x = 40,346.33 × 15,807.73
  4. Step 4: Simplify right side
    29,236.48x = 637,783,891.13
  5. Step 5: Solve for x
    x = 637,783,891.13/29,236.48
  6. Step 6: Final answer
    x = 21,814.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.