Home / 17,819.98-26,730-5,971.57

Finding the Fourth Proportional to 17,819.98, 26,730 and 5,971.57

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Solution

The fourth proportional to 17,819.98, 26,730 and 5,971.57 is: 8,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.98 : 26,730 = 5,971.57 : x
  2. Step 2: Convert to fraction form
    17,819.98/26,730 = 5,971.57/x
  3. Step 3: Cross multiply
    17,819.98x = 26,730 × 5,971.57
  4. Step 4: Simplify right side
    17,819.98x = 159,619,999.28
  5. Step 5: Solve for x
    x = 159,619,999.28/17,819.98
  6. Step 6: Final answer
    x = 8,957.36

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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.