Home / 26,871.12-37,086.84-25,690.32

Finding the Fourth Proportional to 26,871.12, 37,086.84 and 25,690.32

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Solution

The fourth proportional to 26,871.12, 37,086.84 and 25,690.32 is: 35,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,871.12 : 37,086.84 = 25,690.32 : x
  2. Step 2: Convert to fraction form
    26,871.12/37,086.84 = 25,690.32/x
  3. Step 3: Cross multiply
    26,871.12x = 37,086.84 × 25,690.32
  4. Step 4: Simplify right side
    26,871.12x = 952,772,787.39
  5. Step 5: Solve for x
    x = 952,772,787.39/26,871.12
  6. Step 6: Final answer
    x = 35,457.13

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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.