Home / 26,418.94-36,457.02-15,814.42

Finding the Fourth Proportional to 26,418.94, 36,457.02 and 15,814.42

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Solution

The fourth proportional to 26,418.94, 36,457.02 and 15,814.42 is: 21,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.94 : 36,457.02 = 15,814.42 : x
  2. Step 2: Convert to fraction form
    26,418.94/36,457.02 = 15,814.42/x
  3. Step 3: Cross multiply
    26,418.94x = 36,457.02 × 15,814.42
  4. Step 4: Simplify right side
    26,418.94x = 576,546,626.23
  5. Step 5: Solve for x
    x = 576,546,626.23/26,418.94
  6. Step 6: Final answer
    x = 21,823.23

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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.