Home / 26,476.32-36,575.28-21,164.16

Finding the Fourth Proportional to 26,476.32, 36,575.28 and 21,164.16

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Solution

The fourth proportional to 26,476.32, 36,575.28 and 21,164.16 is: 29,236.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,476.32 : 36,575.28 = 21,164.16 : x
  2. Step 2: Convert to fraction form
    26,476.32/36,575.28 = 21,164.16/x
  3. Step 3: Cross multiply
    26,476.32x = 36,575.28 × 21,164.16
  4. Step 4: Simplify right side
    26,476.32x = 774,085,077.96
  5. Step 5: Solve for x
    x = 774,085,077.96/26,476.32
  6. Step 6: Final answer
    x = 29,236.88

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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.