Home / 26,987.56-40,472.36-9,453.22

Finding the Fourth Proportional to 26,987.56, 40,472.36 and 9,453.22

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Solution

The fourth proportional to 26,987.56, 40,472.36 and 9,453.22 is: 14,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.56 : 40,472.36 = 9,453.22 : x
  2. Step 2: Convert to fraction form
    26,987.56/40,472.36 = 9,453.22/x
  3. Step 3: Cross multiply
    26,987.56x = 40,472.36 × 9,453.22
  4. Step 4: Simplify right side
    26,987.56x = 382,594,123.00
  5. Step 5: Solve for x
    x = 382,594,123.00/26,987.56
  6. Step 6: Final answer
    x = 14,176.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.