Home / 22,425.55-30,944.93-13,810.36

Finding the Fourth Proportional to 22,425.55, 30,944.93 and 13,810.36

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Solution

The fourth proportional to 22,425.55, 30,944.93 and 13,810.36 is: 19,056.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,425.55 : 30,944.93 = 13,810.36 : x
  2. Step 2: Convert to fraction form
    22,425.55/30,944.93 = 13,810.36/x
  3. Step 3: Cross multiply
    22,425.55x = 30,944.93 × 13,810.36
  4. Step 4: Simplify right side
    22,425.55x = 427,360,735.36
  5. Step 5: Solve for x
    x = 427,360,735.36/22,425.55
  6. Step 6: Final answer
    x = 19,056.87

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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.