Home / 14,540.04-20,069.51-9,505.04

Finding the Fourth Proportional to 14,540.04, 20,069.51 and 9,505.04

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Solution

The fourth proportional to 14,540.04, 20,069.51 and 9,505.04 is: 13,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.04 : 20,069.51 = 9,505.04 : x
  2. Step 2: Convert to fraction form
    14,540.04/20,069.51 = 9,505.04/x
  3. Step 3: Cross multiply
    14,540.04x = 20,069.51 × 9,505.04
  4. Step 4: Simplify right side
    14,540.04x = 190,761,347.46
  5. Step 5: Solve for x
    x = 190,761,347.46/14,540.04
  6. Step 6: Final answer
    x = 13,119.73

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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.