Home / 12,292.10-18,427.35-7,363.70

Finding the Fourth Proportional to 12,292.10, 18,427.35 and 7,363.70

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Solution

The fourth proportional to 12,292.10, 18,427.35 and 7,363.70 is: 11,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.10 : 18,427.35 = 7,363.70 : x
  2. Step 2: Convert to fraction form
    12,292.10/18,427.35 = 7,363.70/x
  3. Step 3: Cross multiply
    12,292.10x = 18,427.35 × 7,363.70
  4. Step 4: Simplify right side
    12,292.10x = 135,693,477.20
  5. Step 5: Solve for x
    x = 135,693,477.20/12,292.10
  6. Step 6: Final answer
    x = 11,039.08

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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.