Home / 26,426.03-36,466.74-15,821.51

Finding the Fourth Proportional to 26,426.03, 36,466.74 and 15,821.51

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Solution

The fourth proportional to 26,426.03, 36,466.74 and 15,821.51 is: 21,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.03 : 36,466.74 = 15,821.51 : x
  2. Step 2: Convert to fraction form
    26,426.03/36,466.74 = 15,821.51/x
  3. Step 3: Cross multiply
    26,426.03x = 36,466.74 × 15,821.51
  4. Step 4: Simplify right side
    26,426.03x = 576,958,709.24
  5. Step 5: Solve for x
    x = 576,958,709.24/26,426.03
  6. Step 6: Final answer
    x = 21,832.97

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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.