Home / 25,491.34-35,176.90-14,161.62

Finding the Fourth Proportional to 25,491.34, 35,176.90 and 14,161.62

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Solution

The fourth proportional to 25,491.34, 35,176.90 and 14,161.62 is: 19,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.34 : 35,176.90 = 14,161.62 : x
  2. Step 2: Convert to fraction form
    25,491.34/35,176.90 = 14,161.62/x
  3. Step 3: Cross multiply
    25,491.34x = 35,176.90 × 14,161.62
  4. Step 4: Simplify right side
    25,491.34x = 498,161,890.58
  5. Step 5: Solve for x
    x = 498,161,890.58/25,491.34
  6. Step 6: Final answer
    x = 19,542.40

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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.