Home / 53,357.10-73,637.94-29,485.38

Finding the Fourth Proportional to 53,357.10, 73,637.94 and 29,485.38

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Solution

The fourth proportional to 53,357.10, 73,637.94 and 29,485.38 is: 40,692.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357.10 : 73,637.94 = 29,485.38 : x
  2. Step 2: Convert to fraction form
    53,357.10/73,637.94 = 29,485.38/x
  3. Step 3: Cross multiply
    53,357.10x = 73,637.94 × 29,485.38
  4. Step 4: Simplify right side
    53,357.10x = 2,171,242,643.32
  5. Step 5: Solve for x
    x = 2,171,242,643.32/53,357.10
  6. Step 6: Final answer
    x = 40,692.67

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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.