Home / 31,814.79-43,903.26-17,474.55

Finding the Fourth Proportional to 31,814.79, 43,903.26 and 17,474.55

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Solution

The fourth proportional to 31,814.79, 43,903.26 and 17,474.55 is: 24,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,814.79 : 43,903.26 = 17,474.55 : x
  2. Step 2: Convert to fraction form
    31,814.79/43,903.26 = 17,474.55/x
  3. Step 3: Cross multiply
    31,814.79x = 43,903.26 × 17,474.55
  4. Step 4: Simplify right side
    31,814.79x = 767,189,712.03
  5. Step 5: Solve for x
    x = 767,189,712.03/31,814.79
  6. Step 6: Final answer
    x = 24,114.25

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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.