Home / 19,397.90-29,093.10-5,354.42

Finding the Fourth Proportional to 19,397.90, 29,093.10 and 5,354.42

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Solution

The fourth proportional to 19,397.90, 29,093.10 and 5,354.42 is: 8,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.90 : 29,093.10 = 5,354.42 : x
  2. Step 2: Convert to fraction form
    19,397.90/29,093.10 = 5,354.42/x
  3. Step 3: Cross multiply
    19,397.90x = 29,093.10 × 5,354.42
  4. Step 4: Simplify right side
    19,397.90x = 155,776,676.50
  5. Step 5: Solve for x
    x = 155,776,676.50/19,397.90
  6. Step 6: Final answer
    x = 8,030.59

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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.