Home / 17,090.64-23,577.80-10,712.87

Finding the Fourth Proportional to 17,090.64, 23,577.80 and 10,712.87

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Solution

The fourth proportional to 17,090.64, 23,577.80 and 10,712.87 is: 14,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090.64 : 23,577.80 = 10,712.87 : x
  2. Step 2: Convert to fraction form
    17,090.64/23,577.80 = 10,712.87/x
  3. Step 3: Cross multiply
    17,090.64x = 23,577.80 × 10,712.87
  4. Step 4: Simplify right side
    17,090.64x = 252,585,992.01
  5. Step 5: Solve for x
    x = 252,585,992.01/17,090.64
  6. Step 6: Final answer
    x = 14,779.20

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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.