Home / 28,983.44-43,491.30-15,656.16

Finding the Fourth Proportional to 28,983.44, 43,491.30 and 15,656.16

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Solution

The fourth proportional to 28,983.44, 43,491.30 and 15,656.16 is: 23,492.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983.44 : 43,491.30 = 15,656.16 : x
  2. Step 2: Convert to fraction form
    28,983.44/43,491.30 = 15,656.16/x
  3. Step 3: Cross multiply
    28,983.44x = 43,491.30 × 15,656.16
  4. Step 4: Simplify right side
    28,983.44x = 680,906,751.41
  5. Step 5: Solve for x
    x = 680,906,751.41/28,983.44
  6. Step 6: Final answer
    x = 23,492.96

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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.