Home / 31,332.86-43,240.02-17,185.67

Finding the Fourth Proportional to 31,332.86, 43,240.02 and 17,185.67

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Solution

The fourth proportional to 31,332.86, 43,240.02 and 17,185.67 is: 23,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.86 : 43,240.02 = 17,185.67 : x
  2. Step 2: Convert to fraction form
    31,332.86/43,240.02 = 17,185.67/x
  3. Step 3: Cross multiply
    31,332.86x = 43,240.02 × 17,185.67
  4. Step 4: Simplify right side
    31,332.86x = 743,108,714.51
  5. Step 5: Solve for x
    x = 743,108,714.51/31,332.86
  6. Step 6: Final answer
    x = 23,716.59

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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.