Home / 13,460.49-20,190.56-4,695.36

Finding the Fourth Proportional to 13,460.49, 20,190.56 and 4,695.36

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Solution

The fourth proportional to 13,460.49, 20,190.56 and 4,695.36 is: 7,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.49 : 20,190.56 = 4,695.36 : x
  2. Step 2: Convert to fraction form
    13,460.49/20,190.56 = 4,695.36/x
  3. Step 3: Cross multiply
    13,460.49x = 20,190.56 × 4,695.36
  4. Step 4: Simplify right side
    13,460.49x = 94,801,924.32
  5. Step 5: Solve for x
    x = 94,801,924.32/13,460.49
  6. Step 6: Final answer
    x = 7,042.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.