Home / 26,238.61-36,188.80-16,808.05

Finding the Fourth Proportional to 26,238.61, 36,188.80 and 16,808.05

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Solution

The fourth proportional to 26,238.61, 36,188.80 and 16,808.05 is: 23,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.61 : 36,188.80 = 16,808.05 : x
  2. Step 2: Convert to fraction form
    26,238.61/36,188.80 = 16,808.05/x
  3. Step 3: Cross multiply
    26,238.61x = 36,188.80 × 16,808.05
  4. Step 4: Simplify right side
    26,238.61x = 608,263,159.84
  5. Step 5: Solve for x
    x = 608,263,159.84/26,238.61
  6. Step 6: Final answer
    x = 23,181.99

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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.