Home / 26,410.92-36,447.09-15,803.07

Finding the Fourth Proportional to 26,410.92, 36,447.09 and 15,803.07

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Solution

The fourth proportional to 26,410.92, 36,447.09 and 15,803.07 is: 21,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,410.92 : 36,447.09 = 15,803.07 : x
  2. Step 2: Convert to fraction form
    26,410.92/36,447.09 = 15,803.07/x
  3. Step 3: Cross multiply
    26,410.92x = 36,447.09 × 15,803.07
  4. Step 4: Simplify right side
    26,410.92x = 575,975,914.57
  5. Step 5: Solve for x
    x = 575,975,914.57/26,410.92
  6. Step 6: Final answer
    x = 21,808.25

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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.