Home / 12,194.08-18,294.63-5,177.06

Finding the Fourth Proportional to 12,194.08, 18,294.63 and 5,177.06

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Solution

The fourth proportional to 12,194.08, 18,294.63 and 5,177.06 is: 7,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.08 : 18,294.63 = 5,177.06 : x
  2. Step 2: Convert to fraction form
    12,194.08/18,294.63 = 5,177.06/x
  3. Step 3: Cross multiply
    12,194.08x = 18,294.63 × 5,177.06
  4. Step 4: Simplify right side
    12,194.08x = 94,712,397.19
  5. Step 5: Solve for x
    x = 94,712,397.19/12,194.08
  6. Step 6: Final answer
    x = 7,767.08

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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.