Home / 17,941.76-24,762.41-13,685.61

Finding the Fourth Proportional to 17,941.76, 24,762.41 and 13,685.61

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Solution

The fourth proportional to 17,941.76, 24,762.41 and 13,685.61 is: 18,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,941.76 : 24,762.41 = 13,685.61 : x
  2. Step 2: Convert to fraction form
    17,941.76/24,762.41 = 13,685.61/x
  3. Step 3: Cross multiply
    17,941.76x = 24,762.41 × 13,685.61
  4. Step 4: Simplify right side
    17,941.76x = 338,888,685.92
  5. Step 5: Solve for x
    x = 338,888,685.92/17,941.76
  6. Step 6: Final answer
    x = 18,888.26

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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.