Home / 39,964.81-59,845.01-38,782.32

Finding the Fourth Proportional to 39,964.81, 59,845.01 and 38,782.32

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Solution

The fourth proportional to 39,964.81, 59,845.01 and 38,782.32 is: 58,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.81 : 59,845.01 = 38,782.32 : x
  2. Step 2: Convert to fraction form
    39,964.81/59,845.01 = 38,782.32/x
  3. Step 3: Cross multiply
    39,964.81x = 59,845.01 × 38,782.32
  4. Step 4: Simplify right side
    39,964.81x = 2,320,928,328.22
  5. Step 5: Solve for x
    x = 2,320,928,328.22/39,964.81
  6. Step 6: Final answer
    x = 58,074.30

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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.