Home / 15,636.78-23,457.57-5,246.10

Finding the Fourth Proportional to 15,636.78, 23,457.57 and 5,246.10

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Solution

The fourth proportional to 15,636.78, 23,457.57 and 5,246.10 is: 7,869.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.78 : 23,457.57 = 5,246.10 : x
  2. Step 2: Convert to fraction form
    15,636.78/23,457.57 = 5,246.10/x
  3. Step 3: Cross multiply
    15,636.78x = 23,457.57 × 5,246.10
  4. Step 4: Simplify right side
    15,636.78x = 123,060,757.98
  5. Step 5: Solve for x
    x = 123,060,757.98/15,636.78
  6. Step 6: Final answer
    x = 7,869.96

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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.