Home / 16,784.76-25,177.08-5,097.96

Finding the Fourth Proportional to 16,784.76, 25,177.08 and 5,097.96

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Solution

The fourth proportional to 16,784.76, 25,177.08 and 5,097.96 is: 7,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.76 : 25,177.08 = 5,097.96 : x
  2. Step 2: Convert to fraction form
    16,784.76/25,177.08 = 5,097.96/x
  3. Step 3: Cross multiply
    16,784.76x = 25,177.08 × 5,097.96
  4. Step 4: Simplify right side
    16,784.76x = 128,351,746.76
  5. Step 5: Solve for x
    x = 128,351,746.76/16,784.76
  6. Step 6: Final answer
    x = 7,646.92

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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.