Home / 26,182.50-36,131.58-15,571.91

Finding the Fourth Proportional to 26,182.50, 36,131.58 and 15,571.91

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Solution

The fourth proportional to 26,182.50, 36,131.58 and 15,571.91 is: 21,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,182.50 : 36,131.58 = 15,571.91 : x
  2. Step 2: Convert to fraction form
    26,182.50/36,131.58 = 15,571.91/x
  3. Step 3: Cross multiply
    26,182.50x = 36,131.58 × 15,571.91
  4. Step 4: Simplify right side
    26,182.50x = 562,637,531.26
  5. Step 5: Solve for x
    x = 562,637,531.26/26,182.50
  6. Step 6: Final answer
    x = 21,489.07

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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.