Home / 31,333.66-43,237.62-17,904.86

Finding the Fourth Proportional to 31,333.66, 43,237.62 and 17,904.86

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Solution

The fourth proportional to 31,333.66, 43,237.62 and 17,904.86 is: 24,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.66 : 43,237.62 = 17,904.86 : x
  2. Step 2: Convert to fraction form
    31,333.66/43,237.62 = 17,904.86/x
  3. Step 3: Cross multiply
    31,333.66x = 43,237.62 × 17,904.86
  4. Step 4: Simplify right side
    31,333.66x = 774,163,532.83
  5. Step 5: Solve for x
    x = 774,163,532.83/31,333.66
  6. Step 6: Final answer
    x = 24,707.09

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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.