Home / 26,612.32-36,726.68-15,285.36

Finding the Fourth Proportional to 26,612.32, 36,726.68 and 15,285.36

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Solution

The fourth proportional to 26,612.32, 36,726.68 and 15,285.36 is: 21,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.32 : 36,726.68 = 15,285.36 : x
  2. Step 2: Convert to fraction form
    26,612.32/36,726.68 = 15,285.36/x
  3. Step 3: Cross multiply
    26,612.32x = 36,726.68 × 15,285.36
  4. Step 4: Simplify right side
    26,612.32x = 561,380,525.40
  5. Step 5: Solve for x
    x = 561,380,525.40/26,612.32
  6. Step 6: Final answer
    x = 21,094.76

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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.