Home / 31,573.74-43,572-17,233.68

Finding the Fourth Proportional to 31,573.74, 43,572 and 17,233.68

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Solution

The fourth proportional to 31,573.74, 43,572 and 17,233.68 is: 23,782.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,573.74 : 43,572 = 17,233.68 : x
  2. Step 2: Convert to fraction form
    31,573.74/43,572 = 17,233.68/x
  3. Step 3: Cross multiply
    31,573.74x = 43,572 × 17,233.68
  4. Step 4: Simplify right side
    31,573.74x = 750,905,904.96
  5. Step 5: Solve for x
    x = 750,905,904.96/31,573.74
  6. Step 6: Final answer
    x = 23,782.61

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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.