Home / 19,944.43-29,935.10-10,090.64

Finding the Fourth Proportional to 19,944.43, 29,935.10 and 10,090.64

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Solution

The fourth proportional to 19,944.43, 29,935.10 and 10,090.64 is: 15,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.43 : 29,935.10 = 10,090.64 : x
  2. Step 2: Convert to fraction form
    19,944.43/29,935.10 = 10,090.64/x
  3. Step 3: Cross multiply
    19,944.43x = 29,935.10 × 10,090.64
  4. Step 4: Simplify right side
    19,944.43x = 302,064,417.53
  5. Step 5: Solve for x
    x = 302,064,417.53/19,944.43
  6. Step 6: Final answer
    x = 15,145.30

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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.