Home / 17,778.06-26,667.08-4,630.40

Finding the Fourth Proportional to 17,778.06, 26,667.08 and 4,630.40

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Solution

The fourth proportional to 17,778.06, 26,667.08 and 4,630.40 is: 6,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.06 : 26,667.08 = 4,630.40 : x
  2. Step 2: Convert to fraction form
    17,778.06/26,667.08 = 4,630.40/x
  3. Step 3: Cross multiply
    17,778.06x = 26,667.08 × 4,630.40
  4. Step 4: Simplify right side
    17,778.06x = 123,479,247.23
  5. Step 5: Solve for x
    x = 123,479,247.23/17,778.06
  6. Step 6: Final answer
    x = 6,945.60

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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.