Home / 19,602.40-29,405.36-5,562.64

Finding the Fourth Proportional to 19,602.40, 29,405.36 and 5,562.64

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Solution

The fourth proportional to 19,602.40, 29,405.36 and 5,562.64 is: 8,344.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.40 : 29,405.36 = 5,562.64 : x
  2. Step 2: Convert to fraction form
    19,602.40/29,405.36 = 5,562.64/x
  3. Step 3: Cross multiply
    19,602.40x = 29,405.36 × 5,562.64
  4. Step 4: Simplify right side
    19,602.40x = 163,571,431.75
  5. Step 5: Solve for x
    x = 163,571,431.75/19,602.40
  6. Step 6: Final answer
    x = 8,344.46

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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.