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Finding the Fourth Proportional to 15,602.69, 23,404.04 and 5,214.44

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Solution

The fourth proportional to 15,602.69, 23,404.04 and 5,214.44 is: 7,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602.69 : 23,404.04 = 5,214.44 : x
  2. Step 2: Convert to fraction form
    15,602.69/23,404.04 = 5,214.44/x
  3. Step 3: Cross multiply
    15,602.69x = 23,404.04 × 5,214.44
  4. Step 4: Simplify right side
    15,602.69x = 122,038,962.34
  5. Step 5: Solve for x
    x = 122,038,962.34/15,602.69
  6. Step 6: Final answer
    x = 7,821.66

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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.