Home / 17,280.36-25,934.38-8,962.76

Finding the Fourth Proportional to 17,280.36, 25,934.38 and 8,962.76

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Solution

The fourth proportional to 17,280.36, 25,934.38 and 8,962.76 is: 13,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.36 : 25,934.38 = 8,962.76 : x
  2. Step 2: Convert to fraction form
    17,280.36/25,934.38 = 8,962.76/x
  3. Step 3: Cross multiply
    17,280.36x = 25,934.38 × 8,962.76
  4. Step 4: Simplify right side
    17,280.36x = 232,443,623.69
  5. Step 5: Solve for x
    x = 232,443,623.69/17,280.36
  6. Step 6: Final answer
    x = 13,451.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.