Home / 22,887.62-31,579.46-13,935.02

Finding the Fourth Proportional to 22,887.62, 31,579.46 and 13,935.02

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Solution

The fourth proportional to 22,887.62, 31,579.46 and 13,935.02 is: 19,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,887.62 : 31,579.46 = 13,935.02 : x
  2. Step 2: Convert to fraction form
    22,887.62/31,579.46 = 13,935.02/x
  3. Step 3: Cross multiply
    22,887.62x = 31,579.46 × 13,935.02
  4. Step 4: Simplify right side
    22,887.62x = 440,060,406.69
  5. Step 5: Solve for x
    x = 440,060,406.69/22,887.62
  6. Step 6: Final answer
    x = 19,227.01

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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.