Home / 45,365.08-67,955.46-23,431

Finding the Fourth Proportional to 45,365.08, 67,955.46 and 23,431

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Solution

The fourth proportional to 45,365.08, 67,955.46 and 23,431 is: 35,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,365.08 : 67,955.46 = 23,431 : x
  2. Step 2: Convert to fraction form
    45,365.08/67,955.46 = 23,431/x
  3. Step 3: Cross multiply
    45,365.08x = 67,955.46 × 23,431
  4. Step 4: Simplify right side
    45,365.08x = 1,592,264,383.26
  5. Step 5: Solve for x
    x = 1,592,264,383.26/45,365.08
  6. Step 6: Final answer
    x = 35,098.90

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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.