Home / 23,961.49-35,887.56-21,158.49

Finding the Fourth Proportional to 23,961.49, 35,887.56 and 21,158.49

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Solution

The fourth proportional to 23,961.49, 35,887.56 and 21,158.49 is: 31,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,961.49 : 35,887.56 = 21,158.49 : x
  2. Step 2: Convert to fraction form
    23,961.49/35,887.56 = 21,158.49/x
  3. Step 3: Cross multiply
    23,961.49x = 35,887.56 × 21,158.49
  4. Step 4: Simplify right side
    23,961.49x = 759,326,579.38
  5. Step 5: Solve for x
    x = 759,326,579.38/23,961.49
  6. Step 6: Final answer
    x = 31,689.46

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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.