Home / 19,602.48-29,405.56-6,454.88

Finding the Fourth Proportional to 19,602.48, 29,405.56 and 6,454.88

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Solution

The fourth proportional to 19,602.48, 29,405.56 and 6,454.88 is: 9,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.48 : 29,405.56 = 6,454.88 : x
  2. Step 2: Convert to fraction form
    19,602.48/29,405.56 = 6,454.88/x
  3. Step 3: Cross multiply
    19,602.48x = 29,405.56 × 6,454.88
  4. Step 4: Simplify right side
    19,602.48x = 189,809,361.13
  5. Step 5: Solve for x
    x = 189,809,361.13/19,602.48
  6. Step 6: Final answer
    x = 9,682.93

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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.