Home / 22,674.57-31,289.53-12,602.68

Finding the Fourth Proportional to 22,674.57, 31,289.53 and 12,602.68

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Solution

The fourth proportional to 22,674.57, 31,289.53 and 12,602.68 is: 17,390.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.57 : 31,289.53 = 12,602.68 : x
  2. Step 2: Convert to fraction form
    22,674.57/31,289.53 = 12,602.68/x
  3. Step 3: Cross multiply
    22,674.57x = 31,289.53 × 12,602.68
  4. Step 4: Simplify right side
    22,674.57x = 394,331,933.94
  5. Step 5: Solve for x
    x = 394,331,933.94/22,674.57
  6. Step 6: Final answer
    x = 17,390.93

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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.