Home / 40,679.47-56,140.90-29,973.25

Finding the Fourth Proportional to 40,679.47, 56,140.90 and 29,973.25

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Solution

The fourth proportional to 40,679.47, 56,140.90 and 29,973.25 is: 41,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,679.47 : 56,140.90 = 29,973.25 : x
  2. Step 2: Convert to fraction form
    40,679.47/56,140.90 = 29,973.25/x
  3. Step 3: Cross multiply
    40,679.47x = 56,140.90 × 29,973.25
  4. Step 4: Simplify right side
    40,679.47x = 1,682,724,910.38
  5. Step 5: Solve for x
    x = 1,682,724,910.38/40,679.47
  6. Step 6: Final answer
    x = 41,365.46

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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.