Home / 13,546.92-18,696.30-7,580.10

Finding the Fourth Proportional to 13,546.92, 18,696.30 and 7,580.10

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Solution

The fourth proportional to 13,546.92, 18,696.30 and 7,580.10 is: 10,461.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.92 : 18,696.30 = 7,580.10 : x
  2. Step 2: Convert to fraction form
    13,546.92/18,696.30 = 7,580.10/x
  3. Step 3: Cross multiply
    13,546.92x = 18,696.30 × 7,580.10
  4. Step 4: Simplify right side
    13,546.92x = 141,719,823.63
  5. Step 5: Solve for x
    x = 141,719,823.63/13,546.92
  6. Step 6: Final answer
    x = 10,461.41

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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.