Home / 13,753.76-18,980.60-7,466.52

Finding the Fourth Proportional to 13,753.76, 18,980.60 and 7,466.52

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Solution

The fourth proportional to 13,753.76, 18,980.60 and 7,466.52 is: 10,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.76 : 18,980.60 = 7,466.52 : x
  2. Step 2: Convert to fraction form
    13,753.76/18,980.60 = 7,466.52/x
  3. Step 3: Cross multiply
    13,753.76x = 18,980.60 × 7,466.52
  4. Step 4: Simplify right side
    13,753.76x = 141,719,029.51
  5. Step 5: Solve for x
    x = 141,719,029.51/13,753.76
  6. Step 6: Final answer
    x = 10,304.02

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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.