Home / 19,731.62-29,594.23-7,248.57

Finding the Fourth Proportional to 19,731.62, 29,594.23 and 7,248.57

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Solution

The fourth proportional to 19,731.62, 29,594.23 and 7,248.57 is: 10,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,731.62 : 29,594.23 = 7,248.57 : x
  2. Step 2: Convert to fraction form
    19,731.62/29,594.23 = 7,248.57/x
  3. Step 3: Cross multiply
    19,731.62x = 29,594.23 × 7,248.57
  4. Step 4: Simplify right side
    19,731.62x = 214,515,829.63
  5. Step 5: Solve for x
    x = 214,515,829.63/19,731.62
  6. Step 6: Final answer
    x = 10,871.68

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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.