Home / 37,431.15-56,119.04-17,686.64

Finding the Fourth Proportional to 37,431.15, 56,119.04 and 17,686.64

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Solution

The fourth proportional to 37,431.15, 56,119.04 and 17,686.64 is: 26,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431.15 : 56,119.04 = 17,686.64 : x
  2. Step 2: Convert to fraction form
    37,431.15/56,119.04 = 17,686.64/x
  3. Step 3: Cross multiply
    37,431.15x = 56,119.04 × 17,686.64
  4. Step 4: Simplify right side
    37,431.15x = 992,557,321.77
  5. Step 5: Solve for x
    x = 992,557,321.77/37,431.15
  6. Step 6: Final answer
    x = 26,516.88

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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.