Home / 26,126.15-36,054.81-14,190.21

Finding the Fourth Proportional to 26,126.15, 36,054.81 and 14,190.21

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Solution

The fourth proportional to 26,126.15, 36,054.81 and 14,190.21 is: 19,582.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.15 : 36,054.81 = 14,190.21 : x
  2. Step 2: Convert to fraction form
    26,126.15/36,054.81 = 14,190.21/x
  3. Step 3: Cross multiply
    26,126.15x = 36,054.81 × 14,190.21
  4. Step 4: Simplify right side
    26,126.15x = 511,625,325.41
  5. Step 5: Solve for x
    x = 511,625,325.41/26,126.15
  6. Step 6: Final answer
    x = 19,582.89

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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.