Home / 17,628.60-26,444.10-5,619.80

Finding the Fourth Proportional to 17,628.60, 26,444.10 and 5,619.80

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Solution

The fourth proportional to 17,628.60, 26,444.10 and 5,619.80 is: 8,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.60 : 26,444.10 = 5,619.80 : x
  2. Step 2: Convert to fraction form
    17,628.60/26,444.10 = 5,619.80/x
  3. Step 3: Cross multiply
    17,628.60x = 26,444.10 × 5,619.80
  4. Step 4: Simplify right side
    17,628.60x = 148,610,553.18
  5. Step 5: Solve for x
    x = 148,610,553.18/17,628.60
  6. Step 6: Final answer
    x = 8,430.08

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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.