Home / 31,655.00-43,682.06-17,312.04

Finding the Fourth Proportional to 31,655.00, 43,682.06 and 17,312.04

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Solution

The fourth proportional to 31,655.00, 43,682.06 and 17,312.04 is: 23,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.00 : 43,682.06 = 17,312.04 : x
  2. Step 2: Convert to fraction form
    31,655.00/43,682.06 = 17,312.04/x
  3. Step 3: Cross multiply
    31,655.00x = 43,682.06 × 17,312.04
  4. Step 4: Simplify right side
    31,655.00x = 756,225,483.44
  5. Step 5: Solve for x
    x = 756,225,483.44/31,655.00
  6. Step 6: Final answer
    x = 23,889.61

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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.