Home / 22,070.30-33,105.14-5,430.48

Finding the Fourth Proportional to 22,070.30, 33,105.14 and 5,430.48

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Solution

The fourth proportional to 22,070.30, 33,105.14 and 5,430.48 is: 8,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.30 : 33,105.14 = 5,430.48 : x
  2. Step 2: Convert to fraction form
    22,070.30/33,105.14 = 5,430.48/x
  3. Step 3: Cross multiply
    22,070.30x = 33,105.14 × 5,430.48
  4. Step 4: Simplify right side
    22,070.30x = 179,776,800.67
  5. Step 5: Solve for x
    x = 179,776,800.67/22,070.30
  6. Step 6: Final answer
    x = 8,145.64

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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.