Home / 26,131.82-36,051.72-14,798.70

Finding the Fourth Proportional to 26,131.82, 36,051.72 and 14,798.70

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Solution

The fourth proportional to 26,131.82, 36,051.72 and 14,798.70 is: 20,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.82 : 36,051.72 = 14,798.70 : x
  2. Step 2: Convert to fraction form
    26,131.82/36,051.72 = 14,798.70/x
  3. Step 3: Cross multiply
    26,131.82x = 36,051.72 × 14,798.70
  4. Step 4: Simplify right side
    26,131.82x = 533,518,588.76
  5. Step 5: Solve for x
    x = 533,518,588.76/26,131.82
  6. Step 6: Final answer
    x = 20,416.43

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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.