Home / 40,090.62-60,135.32-13,795.58

Finding the Fourth Proportional to 40,090.62, 60,135.32 and 13,795.58

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Solution

The fourth proportional to 40,090.62, 60,135.32 and 13,795.58 is: 20,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.62 : 60,135.32 = 13,795.58 : x
  2. Step 2: Convert to fraction form
    40,090.62/60,135.32 = 13,795.58/x
  3. Step 3: Cross multiply
    40,090.62x = 60,135.32 × 13,795.58
  4. Step 4: Simplify right side
    40,090.62x = 829,601,617.89
  5. Step 5: Solve for x
    x = 829,601,617.89/40,090.62
  6. Step 6: Final answer
    x = 20,693.16

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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.