Home / 22,837.53-31,525.50-13,887.90

Finding the Fourth Proportional to 22,837.53, 31,525.50 and 13,887.90

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Solution

The fourth proportional to 22,837.53, 31,525.50 and 13,887.90 is: 19,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,837.53 : 31,525.50 = 13,887.90 : x
  2. Step 2: Convert to fraction form
    22,837.53/31,525.50 = 13,887.90/x
  3. Step 3: Cross multiply
    22,837.53x = 31,525.50 × 13,887.90
  4. Step 4: Simplify right side
    22,837.53x = 437,822,991.45
  5. Step 5: Solve for x
    x = 437,822,991.45/22,837.53
  6. Step 6: Final answer
    x = 19,171.21

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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.