Home / 13,304.64-18,360.50-7,336.50

Finding the Fourth Proportional to 13,304.64, 18,360.50 and 7,336.50

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Solution

The fourth proportional to 13,304.64, 18,360.50 and 7,336.50 is: 10,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.64 : 18,360.50 = 7,336.50 : x
  2. Step 2: Convert to fraction form
    13,304.64/18,360.50 = 7,336.50/x
  3. Step 3: Cross multiply
    13,304.64x = 18,360.50 × 7,336.50
  4. Step 4: Simplify right side
    13,304.64x = 134,701,808.25
  5. Step 5: Solve for x
    x = 134,701,808.25/13,304.64
  6. Step 6: Final answer
    x = 10,124.42

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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.