Home / 26,183-36,132.26-15,572.40

Finding the Fourth Proportional to 26,183, 36,132.26 and 15,572.40

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Solution

The fourth proportional to 26,183, 36,132.26 and 15,572.40 is: 21,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183 : 36,132.26 = 15,572.40 : x
  2. Step 2: Convert to fraction form
    26,183/36,132.26 = 15,572.40/x
  3. Step 3: Cross multiply
    26,183x = 36,132.26 × 15,572.40
  4. Step 4: Simplify right side
    26,183x = 562,666,005.62
  5. Step 5: Solve for x
    x = 562,666,005.62/26,183
  6. Step 6: Final answer
    x = 21,489.75

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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.