Home / 26,066.40-35,971.68-14,129.70

Finding the Fourth Proportional to 26,066.40, 35,971.68 and 14,129.70

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Solution

The fourth proportional to 26,066.40, 35,971.68 and 14,129.70 is: 19,499.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,066.40 : 35,971.68 = 14,129.70 : x
  2. Step 2: Convert to fraction form
    26,066.40/35,971.68 = 14,129.70/x
  3. Step 3: Cross multiply
    26,066.40x = 35,971.68 × 14,129.70
  4. Step 4: Simplify right side
    26,066.40x = 508,269,046.90
  5. Step 5: Solve for x
    x = 508,269,046.90/26,066.40
  6. Step 6: Final answer
    x = 19,499.01

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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.