Home / 26,281.94-36,262.28-15,664.08

Finding the Fourth Proportional to 26,281.94, 36,262.28 and 15,664.08

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Solution

The fourth proportional to 26,281.94, 36,262.28 and 15,664.08 is: 21,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,281.94 : 36,262.28 = 15,664.08 : x
  2. Step 2: Convert to fraction form
    26,281.94/36,262.28 = 15,664.08/x
  3. Step 3: Cross multiply
    26,281.94x = 36,262.28 × 15,664.08
  4. Step 4: Simplify right side
    26,281.94x = 568,015,254.90
  5. Step 5: Solve for x
    x = 568,015,254.90/26,281.94
  6. Step 6: Final answer
    x = 21,612.38

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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.