Home / 28,797.06-43,112.07-17,670.18

Finding the Fourth Proportional to 28,797.06, 43,112.07 and 17,670.18

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Solution

The fourth proportional to 28,797.06, 43,112.07 and 17,670.18 is: 26,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.06 : 43,112.07 = 17,670.18 : x
  2. Step 2: Convert to fraction form
    28,797.06/43,112.07 = 17,670.18/x
  3. Step 3: Cross multiply
    28,797.06x = 43,112.07 × 17,670.18
  4. Step 4: Simplify right side
    28,797.06x = 761,798,037.07
  5. Step 5: Solve for x
    x = 761,798,037.07/28,797.06
  6. Step 6: Final answer
    x = 26,454.02

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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.