Home / 19,534.34-29,312.04-12,963.62

Finding the Fourth Proportional to 19,534.34, 29,312.04 and 12,963.62

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Solution

The fourth proportional to 19,534.34, 29,312.04 and 12,963.62 is: 19,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.34 : 29,312.04 = 12,963.62 : x
  2. Step 2: Convert to fraction form
    19,534.34/29,312.04 = 12,963.62/x
  3. Step 3: Cross multiply
    19,534.34x = 29,312.04 × 12,963.62
  4. Step 4: Simplify right side
    19,534.34x = 379,990,147.98
  5. Step 5: Solve for x
    x = 379,990,147.98/19,534.34
  6. Step 6: Final answer
    x = 19,452.42

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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.