Home / 13,373.30-18,454.82-7,323.50

Finding the Fourth Proportional to 13,373.30, 18,454.82 and 7,323.50

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Solution

The fourth proportional to 13,373.30, 18,454.82 and 7,323.50 is: 10,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.30 : 18,454.82 = 7,323.50 : x
  2. Step 2: Convert to fraction form
    13,373.30/18,454.82 = 7,323.50/x
  3. Step 3: Cross multiply
    13,373.30x = 18,454.82 × 7,323.50
  4. Step 4: Simplify right side
    13,373.30x = 135,153,874.27
  5. Step 5: Solve for x
    x = 135,153,874.27/13,373.30
  6. Step 6: Final answer
    x = 10,106.25

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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.