Home / 16,172.67-22,320.05-9,460.56

Finding the Fourth Proportional to 16,172.67, 22,320.05 and 9,460.56

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Solution

The fourth proportional to 16,172.67, 22,320.05 and 9,460.56 is: 13,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172.67 : 22,320.05 = 9,460.56 : x
  2. Step 2: Convert to fraction form
    16,172.67/22,320.05 = 9,460.56/x
  3. Step 3: Cross multiply
    16,172.67x = 22,320.05 × 9,460.56
  4. Step 4: Simplify right side
    16,172.67x = 211,160,124.93
  5. Step 5: Solve for x
    x = 211,160,124.93/16,172.67
  6. Step 6: Final answer
    x = 13,056.60

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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.