Home / 29,913.12-41,270.48-17,980.96

Finding the Fourth Proportional to 29,913.12, 41,270.48 and 17,980.96

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Solution

The fourth proportional to 29,913.12, 41,270.48 and 17,980.96 is: 24,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,913.12 : 41,270.48 = 17,980.96 : x
  2. Step 2: Convert to fraction form
    29,913.12/41,270.48 = 17,980.96/x
  3. Step 3: Cross multiply
    29,913.12x = 41,270.48 × 17,980.96
  4. Step 4: Simplify right side
    29,913.12x = 742,082,850.06
  5. Step 5: Solve for x
    x = 742,082,850.06/29,913.12
  6. Step 6: Final answer
    x = 24,807.94

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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.