Home / 17,922.20-26,886.55-7,386.36

Finding the Fourth Proportional to 17,922.20, 26,886.55 and 7,386.36

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Solution

The fourth proportional to 17,922.20, 26,886.55 and 7,386.36 is: 11,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.20 : 26,886.55 = 7,386.36 : x
  2. Step 2: Convert to fraction form
    17,922.20/26,886.55 = 7,386.36/x
  3. Step 3: Cross multiply
    17,922.20x = 26,886.55 × 7,386.36
  4. Step 4: Simplify right side
    17,922.20x = 198,593,776.61
  5. Step 5: Solve for x
    x = 198,593,776.61/17,922.20
  6. Step 6: Final answer
    x = 11,080.88

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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.