Home / 26,457.52-36,520.36-18,516.32

Finding the Fourth Proportional to 26,457.52, 36,520.36 and 18,516.32

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Solution

The fourth proportional to 26,457.52, 36,520.36 and 18,516.32 is: 25,558.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.52 : 36,520.36 = 18,516.32 : x
  2. Step 2: Convert to fraction form
    26,457.52/36,520.36 = 18,516.32/x
  3. Step 3: Cross multiply
    26,457.52x = 36,520.36 × 18,516.32
  4. Step 4: Simplify right side
    26,457.52x = 676,222,672.28
  5. Step 5: Solve for x
    x = 676,222,672.28/26,457.52
  6. Step 6: Final answer
    x = 25,558.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.