Home / 13,248.40-18,284.52-8,546.35

Finding the Fourth Proportional to 13,248.40, 18,284.52 and 8,546.35

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Solution

The fourth proportional to 13,248.40, 18,284.52 and 8,546.35 is: 11,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.40 : 18,284.52 = 8,546.35 : x
  2. Step 2: Convert to fraction form
    13,248.40/18,284.52 = 8,546.35/x
  3. Step 3: Cross multiply
    13,248.40x = 18,284.52 × 8,546.35
  4. Step 4: Simplify right side
    13,248.40x = 156,265,907.50
  5. Step 5: Solve for x
    x = 156,265,907.50/13,248.40
  6. Step 6: Final answer
    x = 11,795.08

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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.