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Finding the Fourth Proportional to 26,457.48, 39,686.48 and 6,736.08

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Solution

The fourth proportional to 26,457.48, 39,686.48 and 6,736.08 is: 10,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.48 : 39,686.48 = 6,736.08 : x
  2. Step 2: Convert to fraction form
    26,457.48/39,686.48 = 6,736.08/x
  3. Step 3: Cross multiply
    26,457.48x = 39,686.48 × 6,736.08
  4. Step 4: Simplify right side
    26,457.48x = 267,331,304.20
  5. Step 5: Solve for x
    x = 267,331,304.20/26,457.48
  6. Step 6: Final answer
    x = 10,104.19

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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.