Home / 22,603.17-31,192.49-13,043.45

Finding the Fourth Proportional to 22,603.17, 31,192.49 and 13,043.45

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Solution

The fourth proportional to 22,603.17, 31,192.49 and 13,043.45 is: 18,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603.17 : 31,192.49 = 13,043.45 : x
  2. Step 2: Convert to fraction form
    22,603.17/31,192.49 = 13,043.45/x
  3. Step 3: Cross multiply
    22,603.17x = 31,192.49 × 13,043.45
  4. Step 4: Simplify right side
    22,603.17x = 406,857,745.37
  5. Step 5: Solve for x
    x = 406,857,745.37/22,603.17
  6. Step 6: Final answer
    x = 18,000.03

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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.