Home / 26,138.84-36,070.44-14,808.12

Finding the Fourth Proportional to 26,138.84, 36,070.44 and 14,808.12

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Solution

The fourth proportional to 26,138.84, 36,070.44 and 14,808.12 is: 20,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.84 : 36,070.44 = 14,808.12 : x
  2. Step 2: Convert to fraction form
    26,138.84/36,070.44 = 14,808.12/x
  3. Step 3: Cross multiply
    26,138.84x = 36,070.44 × 14,808.12
  4. Step 4: Simplify right side
    26,138.84x = 534,135,403.97
  5. Step 5: Solve for x
    x = 534,135,403.97/26,138.84
  6. Step 6: Final answer
    x = 20,434.55

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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.