Home / 16,895.52-25,354.16-9,109.76

Finding the Fourth Proportional to 16,895.52, 25,354.16 and 9,109.76

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Solution

The fourth proportional to 16,895.52, 25,354.16 and 9,109.76 is: 13,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.52 : 25,354.16 = 9,109.76 : x
  2. Step 2: Convert to fraction form
    16,895.52/25,354.16 = 9,109.76/x
  3. Step 3: Cross multiply
    16,895.52x = 25,354.16 × 9,109.76
  4. Step 4: Simplify right side
    16,895.52x = 230,970,312.60
  5. Step 5: Solve for x
    x = 230,970,312.60/16,895.52
  6. Step 6: Final answer
    x = 13,670.51

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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.