Home / 16,588.31-22,914.26-13,254.50

Finding the Fourth Proportional to 16,588.31, 22,914.26 and 13,254.50

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Solution

The fourth proportional to 16,588.31, 22,914.26 and 13,254.50 is: 18,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,588.31 : 22,914.26 = 13,254.50 : x
  2. Step 2: Convert to fraction form
    16,588.31/22,914.26 = 13,254.50/x
  3. Step 3: Cross multiply
    16,588.31x = 22,914.26 × 13,254.50
  4. Step 4: Simplify right side
    16,588.31x = 303,716,878.33
  5. Step 5: Solve for x
    x = 303,716,878.33/16,588.31
  6. Step 6: Final answer
    x = 18,309.10

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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.