Home / 42,027.02-63,069.77-18,322.37

Finding the Fourth Proportional to 42,027.02, 63,069.77 and 18,322.37

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Solution

The fourth proportional to 42,027.02, 63,069.77 and 18,322.37 is: 27,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.02 : 63,069.77 = 18,322.37 : x
  2. Step 2: Convert to fraction form
    42,027.02/63,069.77 = 18,322.37/x
  3. Step 3: Cross multiply
    42,027.02x = 63,069.77 × 18,322.37
  4. Step 4: Simplify right side
    42,027.02x = 1,155,587,796.53
  5. Step 5: Solve for x
    x = 1,155,587,796.53/42,027.02
  6. Step 6: Final answer
    x = 27,496.30

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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.