Home / 16,259.85-22,457.10-10,945.44

Finding the Fourth Proportional to 16,259.85, 22,457.10 and 10,945.44

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Solution

The fourth proportional to 16,259.85, 22,457.10 and 10,945.44 is: 15,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.85 : 22,457.10 = 10,945.44 : x
  2. Step 2: Convert to fraction form
    16,259.85/22,457.10 = 10,945.44/x
  3. Step 3: Cross multiply
    16,259.85x = 22,457.10 × 10,945.44
  4. Step 4: Simplify right side
    16,259.85x = 245,802,840.62
  5. Step 5: Solve for x
    x = 245,802,840.62/16,259.85
  6. Step 6: Final answer
    x = 15,117.17

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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.