Home / 40,260.04-60,388.44-20,538.16

Finding the Fourth Proportional to 40,260.04, 60,388.44 and 20,538.16

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Solution

The fourth proportional to 40,260.04, 60,388.44 and 20,538.16 is: 30,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,260.04 : 60,388.44 = 20,538.16 : x
  2. Step 2: Convert to fraction form
    40,260.04/60,388.44 = 20,538.16/x
  3. Step 3: Cross multiply
    40,260.04x = 60,388.44 × 20,538.16
  4. Step 4: Simplify right side
    40,260.04x = 1,240,267,442.87
  5. Step 5: Solve for x
    x = 1,240,267,442.87/40,260.04
  6. Step 6: Final answer
    x = 30,806.41

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1.5x scale

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.