Home / 42,338.16-63,505.44-14,256.36

Finding the Fourth Proportional to 42,338.16, 63,505.44 and 14,256.36

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Solution

The fourth proportional to 42,338.16, 63,505.44 and 14,256.36 is: 21,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,338.16 : 63,505.44 = 14,256.36 : x
  2. Step 2: Convert to fraction form
    42,338.16/63,505.44 = 14,256.36/x
  3. Step 3: Cross multiply
    42,338.16x = 63,505.44 × 14,256.36
  4. Step 4: Simplify right side
    42,338.16x = 905,356,414.60
  5. Step 5: Solve for x
    x = 905,356,414.60/42,338.16
  6. Step 6: Final answer
    x = 21,383.93

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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.