Home / 26,376.54-36,407.43-18,810.88

Finding the Fourth Proportional to 26,376.54, 36,407.43 and 18,810.88

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Solution

The fourth proportional to 26,376.54, 36,407.43 and 18,810.88 is: 25,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,376.54 : 36,407.43 = 18,810.88 : x
  2. Step 2: Convert to fraction form
    26,376.54/36,407.43 = 18,810.88/x
  3. Step 3: Cross multiply
    26,376.54x = 36,407.43 × 18,810.88
  4. Step 4: Simplify right side
    26,376.54x = 684,855,796.84
  5. Step 5: Solve for x
    x = 684,855,796.84/26,376.54
  6. Step 6: Final answer
    x = 25,964.58

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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.