Home / 13,352.64-18,426.66-7,302.96

Finding the Fourth Proportional to 13,352.64, 18,426.66 and 7,302.96

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Solution

The fourth proportional to 13,352.64, 18,426.66 and 7,302.96 is: 10,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.64 : 18,426.66 = 7,302.96 : x
  2. Step 2: Convert to fraction form
    13,352.64/18,426.66 = 7,302.96/x
  3. Step 3: Cross multiply
    13,352.64x = 18,426.66 × 7,302.96
  4. Step 4: Simplify right side
    13,352.64x = 134,569,160.91
  5. Step 5: Solve for x
    x = 134,569,160.91/13,352.64
  6. Step 6: Final answer
    x = 10,078.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.