Home / 19,903.89-29,860.29-6,576.42

Finding the Fourth Proportional to 19,903.89, 29,860.29 and 6,576.42

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Solution

The fourth proportional to 19,903.89, 29,860.29 and 6,576.42 is: 9,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.89 : 29,860.29 = 6,576.42 : x
  2. Step 2: Convert to fraction form
    19,903.89/29,860.29 = 6,576.42/x
  3. Step 3: Cross multiply
    19,903.89x = 29,860.29 × 6,576.42
  4. Step 4: Simplify right side
    19,903.89x = 196,373,808.36
  5. Step 5: Solve for x
    x = 196,373,808.36/19,903.89
  6. Step 6: Final answer
    x = 9,866.10

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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.