Home / 26,470.68-36,530.73-15,860.09

Finding the Fourth Proportional to 26,470.68, 36,530.73 and 15,860.09

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Solution

The fourth proportional to 26,470.68, 36,530.73 and 15,860.09 is: 21,887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.68 : 36,530.73 = 15,860.09 : x
  2. Step 2: Convert to fraction form
    26,470.68/36,530.73 = 15,860.09/x
  3. Step 3: Cross multiply
    26,470.68x = 36,530.73 × 15,860.09
  4. Step 4: Simplify right side
    26,470.68x = 579,380,482.91
  5. Step 5: Solve for x
    x = 579,380,482.91/26,470.68
  6. Step 6: Final answer
    x = 21,887.63

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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.