Home / 31,656.93-43,686.06-17,509.77

Finding the Fourth Proportional to 31,656.93, 43,686.06 and 17,509.77

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Solution

The fourth proportional to 31,656.93, 43,686.06 and 17,509.77 is: 24,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,656.93 : 43,686.06 = 17,509.77 : x
  2. Step 2: Convert to fraction form
    31,656.93/43,686.06 = 17,509.77/x
  3. Step 3: Cross multiply
    31,656.93x = 43,686.06 × 17,509.77
  4. Step 4: Simplify right side
    31,656.93x = 764,932,862.81
  5. Step 5: Solve for x
    x = 764,932,862.81/31,656.93
  6. Step 6: Final answer
    x = 24,163.20

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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.