Home / 26,157.48-36,098.37-14,220.78

Finding the Fourth Proportional to 26,157.48, 36,098.37 and 14,220.78

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Solution

The fourth proportional to 26,157.48, 36,098.37 and 14,220.78 is: 19,625.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.48 : 36,098.37 = 14,220.78 : x
  2. Step 2: Convert to fraction form
    26,157.48/36,098.37 = 14,220.78/x
  3. Step 3: Cross multiply
    26,157.48x = 36,098.37 × 14,220.78
  4. Step 4: Simplify right side
    26,157.48x = 513,346,978.13
  5. Step 5: Solve for x
    x = 513,346,978.13/26,157.48
  6. Step 6: Final answer
    x = 19,625.25

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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.