Home / 15,070.99-22,604.26-3,978.45

Finding the Fourth Proportional to 15,070.99, 22,604.26 and 3,978.45

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Solution

The fourth proportional to 15,070.99, 22,604.26 and 3,978.45 is: 5,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.99 : 22,604.26 = 3,978.45 : x
  2. Step 2: Convert to fraction form
    15,070.99/22,604.26 = 3,978.45/x
  3. Step 3: Cross multiply
    15,070.99x = 22,604.26 × 3,978.45
  4. Step 4: Simplify right side
    15,070.99x = 89,929,918.20
  5. Step 5: Solve for x
    x = 89,929,918.20/15,070.99
  6. Step 6: Final answer
    x = 5,967.09

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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.