Home / 26,755.21-36,921.73-14,818.30

Finding the Fourth Proportional to 26,755.21, 36,921.73 and 14,818.30

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Solution

The fourth proportional to 26,755.21, 36,921.73 and 14,818.30 is: 20,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.21 : 36,921.73 = 14,818.30 : x
  2. Step 2: Convert to fraction form
    26,755.21/36,921.73 = 14,818.30/x
  3. Step 3: Cross multiply
    26,755.21x = 36,921.73 × 14,818.30
  4. Step 4: Simplify right side
    26,755.21x = 547,117,271.66
  5. Step 5: Solve for x
    x = 547,117,271.66/26,755.21
  6. Step 6: Final answer
    x = 20,449.00

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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.