Home / 12,966.68-19,452.57-4,644.46

Finding the Fourth Proportional to 12,966.68, 19,452.57 and 4,644.46

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Solution

The fourth proportional to 12,966.68, 19,452.57 and 4,644.46 is: 6,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,966.68 : 19,452.57 = 4,644.46 : x
  2. Step 2: Convert to fraction form
    12,966.68/19,452.57 = 4,644.46/x
  3. Step 3: Cross multiply
    12,966.68x = 19,452.57 × 4,644.46
  4. Step 4: Simplify right side
    12,966.68x = 90,346,683.26
  5. Step 5: Solve for x
    x = 90,346,683.26/12,966.68
  6. Step 6: Final answer
    x = 6,967.60

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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.