Home / 30,140.13-45,074.37-23,026.53

Finding the Fourth Proportional to 30,140.13, 45,074.37 and 23,026.53

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Solution

The fourth proportional to 30,140.13, 45,074.37 and 23,026.53 is: 34,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.13 : 45,074.37 = 23,026.53 : x
  2. Step 2: Convert to fraction form
    30,140.13/45,074.37 = 23,026.53/x
  3. Step 3: Cross multiply
    30,140.13x = 45,074.37 × 23,026.53
  4. Step 4: Simplify right side
    30,140.13x = 1,037,906,334.87
  5. Step 5: Solve for x
    x = 1,037,906,334.87/30,140.13
  6. Step 6: Final answer
    x = 34,436.03

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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.